12 Best Glock 21 Gen 4 Holster Our Top Picks Reviewed
Finding a reliable and comfortable holster for your Glock 21 Gen 4 can be challenging. You want something that offers secure retention, easy access, and durability without sacrificing comfort. The best Glock 21 Gen 4 holster is designed specifically for owners of this popular handgun model who need a practical solution for everyday carry or range use.
It balances strength and convenience, helping you carry confidently whether at work or during recreational shooting. This review will cover key features to look for in a quality holster, materials used, and how well different options fit the Glock 21 Gen You’ll also learn about comfort, adjustability, and safety elements to help you make an informed choice tailored to your specific needs.
Discover the Ultimate Carry Solutions Tailored for Your Glock 21 Gen 4
| Image | Product | Price |
|---|---|---|
Our Top Picks 1  | POLE.CRAFT IWB Kydex Holster for Glock 21/20/22 | Check Price |
Our Top Picks 2  | G21 Gun Holster for Glock 21 and Glock 20 Models | Check Price |
Our Top Picks 3  | G20 IWB Kydex Holster with Optics Cut | Check Price |
1. POLE.CRAFT IWB Kydex Holster for Glock 21/20/22
Carrying a Glock 21 securely and comfortably just got easier with a precision-engineered IWB holster. This model offers solid protection and excellent concealment for daily carry needs. The POLE.CRAFT IWB Kydex Holster is custom-made for Glock 21, 20, and 22 models with generations 3, 4, and 5 compatibility.
Crafted from .08-inch thick Kydex, it is lightweight yet durable and fully resistant to sweat, water, and wear. The holster fully covers the firearm, reducing moisture contact and protecting clothing from damage.
A key feature includes an adjustable cant that can be set anywhere between 0 and 15 degrees using a standard screwdriver. This allows quick access and customizable concealment based on user preference. Retention pressure is also adjustable, enabling a snug fit to prevent firearm wobbling or accidental drops, while still allowing quick draws.
The belt clip is made from a nylon and fiberglass blend that securely attaches to a 1.5-inch belt. It can be used as an inside or outside waistband holster. Its minimalist, black design makes it easy to match with various outfits and carry styles.
This holster suits Glock owners needing reliable daily carry with confident retention and comfort. Its durability and adjustable features make it appropriate for both new and experienced users valuing versatility and secure carry.
Backed by a lifetime warranty, it provides peace of mind for long-term use.
Pros
- Custom fit for multiple Glock models and generations
- Adjustable cant for personalized carry angle
- Sweat-proof, waterproof, and durable Kydex material
Cons
- Right-hand draw only
- May require screwdriver for adjustments
- Limited color options with black only
Who Should Buy It?
Ideal for Glock 21 owners looking for a durable and adjustable IWB holster. Great for those who want customizable carry angles and secure retention during daily use. Suitable for users prioritizing comfort and concealment with high-quality materials.
Who Should Skip It?
Those needing left-hand carry options should look elsewhere. If adjustable retention or cant angle is not a concern, simpler holsters could be better. Also skip if you prefer leather or other materials over Kydex.
Key Specifications
| Specification | Details |
|---|---|
| Compatibility | Glock 21 / Glock 20 (Gen 3 4 5) & Glock 22 Gen 5 |
| Carry Style | Inside Waistband (IWB) |
| Material | KYDEX |
| Hand Orientation | Right |
| Retention Mechanism | Adjustable screw tension |
| Adjustable Cant | 0 to 15 degrees |
| Closure Type | Clip |
| Mounting Type | Belt |
| Color Options | Black |
This holster suits Glock 21 owners who want versatile, secure inside waistband carry with adjustable retention. It excels for everyday concealed carry and offers customization fitting various carry habits. The POLE.CRAFT holster is practical for anyone valuing durability, comfort, and confident firearm protection.
Users appreciate the precise custom fit and solid Kydex construction that prevents wear and sweating. They value the adjustable cant and retention features that help with fast draws and secure carry. Occasionally, some note the need for tools to fine-tune settings and mention limited color choices.
Choose this POLE.CRAFT holster for a dependable, adjustable IWB option designed for Glock 21 models. It works well for right-handed carriers who want secure retention and comfort. Shoppers needing left-hand carry or simpler designs might explore alternatives.
2. G21 Gun Holster for Glock 21 and Glock 20 Models
Offering excellent value, the G21 Gun Holster provides a reliable and versatile carrying solution for Glock 21 and Glock 20 models. It features a sturdy OWB paddle design with 360-degree adjustable cant, ensuring you can customize the draw angle for comfort and quick access.
The holster fits Glock 21 Gen 1-4 and Glock 20 Gen 1-4 models, except for Glock 21 SF Gen 3 with a picatinny rail or modified guns. Made of durable polymer, it withstands heat, impact, and scratches for lasting use in tough conditions.
A quick-release button allows for smooth and fast draws, while its integrated auto-locking mechanism securely holds your firearm in place. The paddle mount supports belts up to 2 inches wide and enables easy attachment and removal. Ideal for tactical training, law enforcement, personal defense, and outdoor activities, this holster balances functionality and durability.
Its lightweight construction adds minimal bulk, enhancing daily carry comfort without sacrificing protection or retention. The enclosed design keeps the trigger guard protected, making the holster safe and reliable during use.
Overall, the G21 Gun Holster suits anyone seeking an adjustable, affordable, and robust OWB holster with quick-release and secure retention features.
Pros
- 360-degree adjustable cant for customized carry
- Quick-release button enables smooth, fast draw
- Durable, lightweight polymer resists heat and impact
Cons
- Not compatible with Glock 21 SF Gen 3 with rail
- Designed only for right-hand users
- Paddle mount fits belts up to 2 inches only
Who Should Buy It?
Ideal for Glock 21 and Glock 20 owners wanting a durable OWB holster. Perfect for tactical use, training, or daily open carry. Suitable if you prefer adjustable carry angles and quick firearm access.
Who Should Skip It?
Unsuitable for left-handed shooters or users of Glock 21 SF Gen 3 with picatinny rails. Also, if you require a holster compatible with wider belts, consider other mounting options.
Key Specifications
| Specification | Details |
|---|---|
| Compatibility | Glock 21 Gen 1-4, Glock 20 Gen 1-4 (except G21 SF Gen 3 with rail) |
| Carry Style | Outside Waistband (OWB) Paddle Holster |
| Material | Polymer |
| Hand Orientation | Right |
| Retention Mechanism | Auto-locking integrated mechanism |
| Adjustable Cant | 360 degrees with included Allen key |
| Closure Type | Quick-release Button |
| Mounting Type | Paddle |
| Color Options | Black |
| Weight | 0.18 kg |
Great for those needing a versatile and sturdy paddle holster for Glock 21 or Glock 20 models, especially when quick draw and adjustable carry angles matter. This G21 Gun Holster suits users engaged in training, law enforcement, or daily open carry, delivering a solid balance of security and accessibility.
Customers often praise the holster’s sturdy polymer build and smooth, intuitive quick-release action. They appreciate the adjustable cant feature, which allows personalized carry angles. Some note the incompatibility with certain Glock 21 models and the right-hand-only design as limitations.
This holster is a solid choice for right-handed Glock 21 and 20 owners seeking adjustable, reliable OWB carry with quick release. Users needing ambidextrous options or compatibility with specialized Glock 21 SF models should explore other products.
3. G20 IWB Kydex Holster with Optics Cut
Carrying your Glock 21 or 20 with comfort and precision becomes simple with this IWB Kydex holster featuring an optics cut. Its durable .08 inch Kydex material offers a balanced combination of ruggedness and lightweight feel, ideal for everyday use. Designed for inside waistband appendix carry, it fits Glock 21, 20 Gen 3 to 5, and Glock 22 Gen 5 models but does not support lights or lasers.
The optically cut design accommodates various red dots, enhancing versatility. Crafted with hand-polished edges and a protective sweat shield, it promises comfort over prolonged wear. Adjustable retention and an adjustable cant between -5 and +20 degrees allow a customized draw and carry angle, which can be quickly tuned using a Phillips screwdriver.
Available in a right-hand design with a secure clip closure, it offers reliable retention without sacrificing quick access. This holster suits daily carriers looking for enhanced firearm compatibility and premium features in a sleek style, given its traditional design and thoughtful ergonomics.
Pros
- Compatible with several Glock models
- Accommodates various red dot optics
- Adjustable retention and cant angles
Cons
- Incompatible with lights or lasers
- Only available in right-hand orientation
- May feel stiff initially due to Kydex rigidity
Who Should Buy It?
People who prefer a premium, durable Kydex holster with optics compatibility and a customizable fit will appreciate this holster. It’s ideal for Glock 21 and 20 owners wanting inside waistband appendix carry with options to adjust retention and cant.
Who Should Skip It?
Those needing left-hand options or compatibility with lights and lasers may want other choices. It might not suit users who prefer softer materials or need universal carry options beyond right-hand IWB carry.
Key Specifications
| Specification | Details |
|---|---|
| Compatibility | Glock 21 / Glock 20 (Gen 3 4 5) & Glock 22 Gen 5 |
| Carry Style | Inside Waistband Appendix Carry |
| Material | 0.08 Inch US Kydex |
| Hand Orientation | Right |
| Retention Mechanism | Adjustable retention with Phillips Screwdriver |
| Adjustable Cant | -5 to +20 degrees |
| Closure Type | Clip |
| Color Options | Black |
| Product Style | Traditional |
This G20 IWB Kydex Holster with Optics Cut is perfect for users who carry Glock 21 or 20 pistols daily and want the option to mount red dot optics. Its adjustable settings and durable construction suit those who prioritize comfort, reliability, and customization during extended daily carry.
Customers appreciate the holster’s solid build quality and the ability to adjust retention and cant for a personalized fit. The optics cut feature receives praise for versatility across various red dots. Common complaints include the lack of compatibility with lights or lasers and the right-hand-only availability.
For individuals carrying Glock 21 or 20 pistols requiring a premium IWB appendix holster with optics capability, this model is a strong choice. Users needing left-handed options or light/laser compatibility should explore alternatives that better meet those needs.
4. Blade-Tech Holsters Signature OWB Holster for Glock 20
Offering a secure and comfortable way to carry your Glock 20 or 21, the Blade-Tech Signature OWB Holster stands out for its precision fit and durable construction. Designed and made in the USA, it features a high-strength, heat-resistant polymer that holds up well against daily wear. This holster boasts a positive lock trigger guard for safety and adjustable retention screws to customize the fit to your liking.
The Tek-Lok belt attachment ensures a firm grip on belts ranging from 1.5 to 2.25 inches. Compatibility extends across Glock generations 3, 4, and 5, including optics such as RMR, red dots, and suppressor-height sights. Users will appreciate the tactile feedback upon holstering, confirming firearm security.
Its Outside Waistband style makes it convenient for everyday carry while maintaining accessibility. The holster balances performance with comfort, making it suitable for various open carry needs. With a lifetime warranty backing its quality and workmanship, it offers lasting value.
This holster suits users who prioritize a reliable and adjustable OWB carry system for their Glock 20 or 21 models.
Pros
- Made in USA with durable polymer
- Adjustable retention screws
- Compatible with various optics
Cons
- Right-hand orientation only
- Limited color options (only black)
- May feel bulky for concealed carry
Who Should Buy It?
Ideal for those who prefer outside waistband carry with a focus on firearm security. Good for Glock 20 and 21 owners seeking adjustable retention and compatibility with optics. It fits well for users wanting a durable American-made holster.
Who Should Skip It?
Those needing a left-handed option or color variety might look elsewhere. Concealed carry users wanting a minimalist design may find this too bulky. Budget-conscious buyers seeking simpler holsters can consider less complex models.
Key Specifications
| Specification | Details |
|---|---|
| Compatibility | Fits Glock 20, 21 (Gen 3, 4, 5) |
| Carry Style | Outside Waistband |
| Material | Polypropylene |
| Hand Orientation | Right |
| Retention Mechanism | Positive Lock Trigger Guard, Adjustable Retention |
| Closure Type | Positive Lock Trigger Guard |
| Mounting Type | Outside Waistband |
| Color Options | Black |
| Warranty | Lifetime Warranty |
Perfect for Glock 20 or 21 owners who carry outside the waistband and want a secure, adjustable fit. The Blade-Tech Signature OWB Holster is suited for everyday use, especially when optics are involved, due to its compatibility and strong retention features.
Customers frequently praise the solid build quality and secure fit offered by this holster. Users appreciate the adjustable retention and positive lock trigger guard for added safety. Some note the holster is stiff initially, requiring a break-in period, while others mention the right-hand only design limits options.
This holster suits users seeking a rugged and adjustable OWB holster for Glock 20 and 21 models, especially if optics compatibility is needed. Those wanting left-hand models, multiple colors, or smaller concealed carry options should explore other holsters.
5. POLE.CRAFT IWB Kydex Holster for Glock 20, 21, 22
Securely carrying your Glock 21 or similar models becomes easier with this IWB holster designed for dependable everyday use. Crafted from durable carbon fiber Kydex, it balances toughness with lightweight comfort for concealed carry.
This holster custom fits Glock 21, Glock 20 (Gen 3, 4, 5), and Glock 22 Gen 5 models, providing a snug, protective fit. Its carbon fiber textured finish resists sweat and wear, keeping your firearm safe and maintaining a professional look.
You can adjust the cant angle using a common Phillips screwdriver to customize how the pistol sits on your belt for faster extraction or better concealment. Retention pressure also adjusts with a simple screw, so you can fine-tune the draw resistance to your preference.
Mounting features a 1.5-inch belt clip made from nylon and fiberglass for secure attachment and versatility, even allowing for outside-the-belt carry. The holster fully covers your firearm and magazine release to prevent unintended activation or clothing snags.
Its classic design suits right-handed shooters and fits standard belts comfortably. This makes it a reliable carry solution for those seeking a durable, adjustable, and sweat-resistant holster. The lifetime warranty supports confidence in its long-term performance.
This IWB option is ideal for daily concealed carry where comfort, security, and adjustability matter.
Pros
- Custom fit for Glock 21 and similar models
- Adjustable retention pressure for secure hold
- Cant angle adjustable between 0 and 15 degrees
Cons
- Right hand only orientation
- No ambidextrous mounting option
- Limited color availability to carbon fiber black
Who Should Buy It?
Ideal for Glock 21 owners wanting a comfortable, secure inside waistband holster. Great for daily concealed carry users who value adjustability in retention and cant angle. Also suitable for those needing a sweat-resistant, durable design for year-round use.
Who Should Skip It?
Not recommended for left-handed shooters or users needing ambidextrous carry options. Those seeking a holster with varied color choices might prefer other models. Users requiring quick detach or modular mounting styles should look elsewhere.
Key Specifications
| Specification | Details |
|---|---|
| Compatibility | Glock 20, 21 Gen 3, 4, 5 & Glock 22 Gen 5 |
| Carry Style | Inside Waistband (IWB) |
| Material | Carbon Fiber Kydex |
| Hand Orientation | Right |
| Retention Mechanism | Adjustable screw retention |
| Adjustable Cant | Yes, 0 to 15 degrees |
| Closure Type | Open top holster (no closure) |
| Mounting Type | 1.5-inch nylon + fiberglass belt clip |
| Color Options | Carbon Fiber Black |
| Warranty | Lifetime Warranty |
Perfect for users who carry Glock 21 or similar pistols concealed inside the waistband. The POLE.CRAFT IWB Kydex Holster suits everyday carry in various environments, offering tailored fit, reliable retention, and customizable carry angle for maximum comfort and quick access.
Customers often praise the precise fit and strong retention that prevents firearm wobble. They appreciate the adjustable cant and retention screws for personalizing the draw speed. Some mention the holster being comfortable for long daily wear. The most noted downside is the holster only being for right-handed users.
This holster is a solid choice for right-handed Glock 21 owners seeking a durable and adjustable IWB carry option. Those who need left-hand compatibility or diverse color selections may consider other holsters that better fit their preferences.
6. OWB Holster for Glock 21 Gen 1-4 Right Hand
Offering a perfect blend of affordability and functionality, this OWB holster is built for Glock 21 Gen 1 through 4 models and the Glock 21 SF. Crafted from military-grade polymer, it provides durability while remaining lightweight, making daily carry comfortable.
The holster features Level II retention, automatically locking the firearm in place with an audible click for added security. The retention release button is prominently positioned with skidproof stripes, allowing for rapid weapon draw with a simple press of the index finger.
The paddle attachment includes a 360-degree tooth gear, supporting omnidirectional rotation and fitting belts up to 2 inches wide. Its open-bottom design accommodates longer barrels, guaranteeing compatibility with various Glock 21 configurations except polymer80 models with Picatinny rails. Easy to clean and maintain, the holster adapts well to different environmental conditions and is suitable for civilians, off-duty officers, and shooting professionals.
Adjustable cant feature enhances carry position customization, while its simple internal design minimizes snagging. Overall, it offers excellent value for anyone seeking a secure, comfortable OWB paddle holster without unnecessary extras.
Pros
- Compatible with multiple Glock 21 generations
- Lightweight military-grade polymer material
- Level II retention with audible locking click
Cons
- Not compatible with polymer80 Glock 21 with rail
- Limited to right-hand use only
- No color options beyond black
Who Should Buy It?
Those needing a reliable and affordable OWB paddle holster for Glock 21 models will appreciate its secure retention and adjustable cant. It’s ideal for users who prefer a lightweight, durable design suitable for daily carry and various duty environments.
Who Should Skip It?
Users requiring ambidextrous holsters or compatibility with polymer80 Glock 21 variants should consider alternatives. Also, buyers wanting multiple color choices or left-hand orientation need other options.
Key Specifications
| Specification | Details |
|---|---|
| Compatibility | Glock 21 Gen 1, 2, 3, 4 and Glock 21 SF |
| Carry Style | Outside Waistband (OWB) Paddle |
| Material | Military Grade Polymer Materials |
| Hand Orientation | Right Hand |
| Retention Mechanism | Level II Retention with Index Finger Release |
| Adjustable Cant | Yes |
| Closure Type | Button |
| Mounting Type | Paddle Mount |
| Color Options | Black |
Ideal for Glock 21 owners seeking an affordable and dependable OWB paddle holster, this model performs well in daily concealed carry and professional scenarios. Its durable build and secure locking system make it suitable for law enforcement, shooting instructors, and personal defense users.
Users often praise the holster’s secure Level II retention and ease of drawing with the index finger release. The lightweight polymer and adjustable cant receive favorable mentions for comfort. Some cite compatibility drawbacks with polymer80 variants and wish for more color choices.
This holster is a solid pick for right-handed Glock 21 users wanting simple, effective OWB carry with strong retention. Buyers needing ambidextrous options or rail-compatible holsters should explore other models to meet their specific needs.
7. WARRIORLAND OWB Kydex Holster for Glock 19/43X, P365, Hellcat Pro
Designed for durability and comfort, this holster stands out for its rugged Kydex build and adjustable retention. The OWB paddle design ensures a secure fit on belts between 1.5 and 1.75 inches, making it versatile for daily use.
It fits Glock 21 Gen 3, 4, and 5 models as well as Glock 20 and 22 Gen 5, excluding firearms equipped with lasers or lights. Featuring a sweat shield that extends to the rear of the slide, it protects the firearm while enhancing comfort during all-day carry.
An optics cut is integrated to accommodate a variety of red dot sights. The handmade polished edges reduce irritation and improve wearability. Retention is adjustable via a Philips screwdriver and includes an audible click for secure firearm seating.
Its lightweight, waterproof Kydex construction offers resilience against daily wear and tear. A lifetime warranty supports confidence in its long-term performance. This holster suits right-handed users looking for a dependable OWB setup with secure retention and comfort under diverse conditions.
Pros
- Durable 0.08-inch Kydex construction
- Adjustable retention with audible click
- Protective sweat shield enhances comfort
Cons
- Not compatible with lasers or lights
- Right-hand only design
- Paddle may be bulky for some users
Who Should Buy It?
Users seeking a rugged, secure OWB holster for Glock 21 Gen 4 and similar models will benefit. Ideal for those who prioritize comfort and retention while carrying without optics or attachments. This holster is excellent for daily wear with its durable Kydex and sweat shield protection.
Who Should Skip It?
Users who own Glock firearms with mounted lasers or lights should avoid this holster. Left-handed shooters need to look elsewhere because it is only for right-hand use. Those preferring minimalist or concealed carry might find the paddle design too bulky.
Key Specifications
| Specification | Details |
|---|---|
| Compatibility | Glock 21/20 Gen 3, 4, 5 & Glock 22 Gen 5 |
| Carry Style | Outside Waistband (OWB) |
| Material | US 0.08-inch Kydex |
| Hand Orientation | Right |
| Retention Mechanism | Adjustable with Philips Screwdriver, audible click |
| Adjustable Cant | Yes |
| Closure Type | Buckle |
| Mounting Type | OWB Kydex Paddle |
| Color Options | Black |
| Warranty | Lifetime |
Ideal for shooters who want a dependable OWB paddle holster that securely holds Glock 21 Gen 4 and similar models without optics or tactical lights. The WARRIORLAND holster excels in daily carry scenarios requiring durability, comfort, and precise retention adjustment.
Buyers commonly praise the sturdy Kydex construction and comfortable sweat shield design. They appreciate the adjustable retention system with its clear click confirmation. Some users note compatibility limitations with guns having mounted lasers or lights and find the paddle sizable for certain setups.
For those with compatible Glock models needing a robust and comfortable OWB holster, the WARRIORLAND offers excellent protection and retention features. However, users with firearms fitted with lasers or requiring left-handed options should explore alternative holsters better suited to their needs.
8. POLE.CRAFT IWB Kydex Holster for Glock 20/21/22
The POLE.CRAFT IWB Kydex Holster offers a sturdy and precise fit for several Glock models, making concealed carry feel secure and comfortable. Its adjustable cant and retention let you tailor the holster to your draw style and preference. Designed specifically for the Glock 21 along with Glock 20 and 22 (Gen 3, 4, 5), this holster provides reliable inside waistband carry with a focus on durability.
Handcrafted from .08-inch KYDEX, it resists sweat, water, and wear, ensuring long-lasting performance. The holster fully covers the firearm to prevent clip wear on clothing, while its lightweight build keeps carry comfortable throughout the day.
A standard 1.5-inch belt clip constructed from nylon and fiberglass is adjustable up to 15 degrees, allowing for a hidden carry that fits your body and clothing style. Retention is user-adjustable via a screw, helping you find the ideal balance between a secure hold and quick access.
The holster also offers outside-the-belt carry options for more versatility. The quality craftsmanship, combined with functionality like retention and cant customization, makes this a solid option for anyone needing a dependable holster for Glock pistols. It suits classic inside-the-waistband carryists who want confidence in their gear without sacrificing comfort or concealment.
With a lifetime warranty, POLE.CRAFT stands behind its product to provide peace of mind.
Pros
- Highly durable and sweat-proof construction
- Adjustable cant for personalized carry angle
- Retention tension customizable with simple screw
Cons
- Right-hand only design limits left-handed users
- Limited to specific Glock models
- No added padding for extra comfort
Who Should Buy It?
This holster is ideal for gun owners carrying Glock 21, 20, or 22 who prioritize a durable, adjustable inside waistband option. It suits those wanting a secure fit with customizable retention and cant. Daily concealed carriers seeking a sweat-resistant, rugged holster will appreciate this choice.
Who Should Skip It?
Left-handed shooters should look elsewhere since this model is right-hand only. Those requiring a holster with extra comfort padding or universal compatibility may find better alternatives outside this design.
Key Specifications
| Specification | Details |
|---|---|
| Compatibility | Glock 21 / 20 (Gen 3 4 5) & Glock 22 Gen 5 |
| Carry Style | Inside Waistband (IWB) |
| Material | KYDEX |
| Hand Orientation | Right |
| Retention Mechanism | Adjustable Screw Tension |
| Adjustable Cant | Yes, 0-15 degrees |
| Closure Type | Clip |
| Mounting Type | Belt |
| Color Options | Tan |
| Warranty | Lifetime |
Carriers who use Glock 21, 20, or 22 and prefer inside waistband carry will benefit most from the POLE.CRAFT IWB Kydex Holster. It serves perfectly in daily concealed carry situations where customization of retention and cant improves comfort and speed.
Users often highlight the holster’s sturdy and sweat-proof materials, praising its customization options for retention and carry angle. The clip holds securely and helps conceal the firearm effectively. Some mention the limitation of right-handed use only, which restricts left-handed suitability.
This holster is a reliable choice for right-handed Glock 21, 20, or 22 carriers who want adjustable retention and cant for daily inside waistband carry. Those needing left-handed options or extra comfort features may need to explore other holsters.
9. Blade-Tech Total Eclipse OWB Holster for Glock 20/21
An ambidextrous outside-the-waistband holster designed for comfortable and secure carry. It features a precision-molded polymer build made in the USA that fits Glock 20 and 21 models (Gen 3-5) perfectly. The Blade-Tech Total Eclipse OWB Holster offers adjustable retention for a customized fit, ensuring your firearm stays firmly in place while allowing quick access.
It includes a positive lock trigger guard that gives tactile feedback, confirming the gun is securely locked in the holster. This model also supports a range of optics such as RMR and red dot sights without modification, enhancing versatility.
Its streamlined OWB loops keep the firearm close to the body for easier concealment under garments, making it a great choice for everyday carry. The solid construction and heat-resistant material promise durability and retention under varied conditions. Users will find this holster comfortable, adaptable, and reliable whether for daily carry or professional use.
Overall, the Blade-Tech Total Eclipse OWB combines solid protection, ambidextrous convenience, and optics compatibility at a high craftsmanship level. It fits shooters looking to balance comfort with confident outside-the-waistband concealment.
Pros
- Ambidextrous design for versatile carry
- Adjustable retention for secure fit
- Compatible with most optics platforms
Cons
- Bulkier than some slim OWB options
- Limited color options, only black
- No quick-release mechanism included
Who Should Buy It?
Shooter who needs a durable OWB holster with ambidextrous use. Ideal for Glock 20 or 21 owners requiring secure retention, optics compatibility, and a holster that can comfortably conceal under light clothing. Great for those wanting a USA-made product with lifetime support.
Who Should Skip It?
Anyone wanting a minimalist or ultra-slim holster may find this bulky. Those who prefer IWB carry or need multiple color options might look elsewhere. Not suited for budget buyers seeking simpler holsters without adjustable retention.
Key Specifications
| Specification | Details |
|---|---|
| Compatibility | Glock 20/21 (Gen 3-5) |
| Carry Style | Outside Waistband (OWB) |
| Material | Polypropylene |
| Hand Orientation | Ambidextrous |
| Retention Mechanism | Positive lock trigger guard with adjustable retention |
| Closure Type | Lock |
| Mounting Type | Outside Waistband |
| Color Options | Black |
| Warranty | Lifetime Warranty |
Perfect for Glock 20 or 21 owners seeking a secure ambidextrous OWB holster for everyday concealed carry. The Blade-Tech Total Eclipse OWB Holster suits users who value durability, optics compatibility, and comfortable retention when carrying outside the waistband.
Buyers often praise the secure fit and the adjustable retention, highlighting the positive lock trigger guard as reassuring. Users appreciate its robust construction and optics compatibility without modification. Some mention the holster’s size as slightly bulkier compared to minimalist options, but most value its functionality and comfort overall.
A reliable choice for those needing a solid OWB holster with adjustable retention and ambidextrous use. Glock 20 or 21 owners wanting optics compatibility and strong security should consider it. However, users seeking ultra-slim or IWB holsters may want to explore other models.
10. Blade-Tech Total Eclipse 2.0 Holster for Glock 20/21
A versatile holster delivering excellent modularity and durability, perfect for secure everyday carry. It stands out with its quick-change Mod-Lok system, offering flexible carry options in moments. Crafted in the USA with high-strength, heat-resistant polymer, this holster provides a snug and reliable fit for Glock 20 and 21 models (Gen 3-5).
The adjustable retention screws enable users to customize the hold, while the positive lock on the trigger guard adds an extra layer of security. Ambidextrous design supports both left and right-handed shooters comfortably.
Compatibility with various optics like RMR and suppressor-height sights increases its functionality. Switching between inside-the-waistband and outside-the-waistband carry is effortless thanks to the toolless auto-locking design.
This holster combines premium construction with practical features, making it suitable for those who want a dependable and adaptable option. Its black polypropylene material ensures robustness without excessive weight. The included lifetime warranty reflects confidence in the product’s quality.
Ideal for duty use, concealed carry, and tactical applications, it adapts easily to different needs. Overall, it offers outstanding performance, comfort, and security, earning a strong recommendation for anyone carrying Glock 20/21 pistols regularly.
Pros
- Modular design with quick Mod-Lok system
- Ambidextrous for both hands
- Optics compatible out of the box
Cons
- May feel bulky for some users
- Polymer material can be rigid initially
- Limited color options available
Who Should Buy It?
Those seeking a secure, flexible holster with options for IWB and OWB carry will benefit most. Users wanting adjustable retention and compatibility with optics will find this holster suits active daily use well.
Who Should Skip It?
Casual users wanting a minimalist or slimline design may find it too bulky. Those who prefer leather or softer materials might want to explore alternatives more focused on comfort.
Key Specifications
| Specification | Details |
|---|---|
| Compatibility | Glock 20/21 Gen 3-5 |
| Carry Style | Inside-the-Waistband (IWB), Outside-the-Waistband (OWB) |
| Material | Polypropylene |
| Hand Orientation | Ambidextrous |
| Retention Mechanism | Positive lock trigger guard, adjustable retention screws |
| Closure Type | Lock |
| Color Options | Black |
| Warranty | Lifetime Warranty |
Ideal for those who carry Glock 20 or 21 pistols and want a modular holster that adapts quickly between IWB and OWB carry. The Blade-Tech Total Eclipse 2.0 Holster fits active users needing a secure hold and optics compatibility during everyday or tactical use.
Customers appreciate the adjustable retention and solid locking mechanism that keep their firearm secure. The modular system receives praise for quick and easy swapping between carry modes. Some mention the holster is a bit stiff at first but appreciate its durability and ambidextrous design.
This holster is a great choice for users who value versatility, security, and optics compatibility. Those wanting a lightweight, minimalist holster might explore other models better suited for slim carry preferences.
11. IWB Holster for Glock, M&P Shield, Taurus Models – Right Hand
Offering a secure fit and customizable retention, this holster is crafted for various Glock and popular models. It impresses with a full trigger guard enclosure ensuring safety and a distinct audible click confirming firearm lock.
Designed primarily for Glock 17 and similar models, it features an adjustable retention system with two screws for precise fitment. The polymer build delivers durability while the 1.5″ belt clip and hook lock ensure a firm attachment to your belt. An adjustable cant from -5° to 20° supports multiple carry positions including appendix, strong-side, and cross-draw.
However, it is not suitable for Glock 21 Gen 4 owners as compatibility is limited to specified models without optical or tactical attachments. This makes it ideal for users focusing on Glock 17 and related pistols, particularly those who prefer inside the waistband carry with customizable comfort and secure retention.
Its thoughtful design balances safety, comfort, and adjustability, making it a reliable choice for everyday concealed carry.
Pros
- Adjustable retention for a custom fit
- Full trigger guard for enhanced safety
- Audible click confirms secure weapon lock
Cons
- Not compatible with Glock 21 Gen 4
- Does not fit pistols with optics or lights
- Only right-hand orientation available
Who Should Buy It?
The holster suits Glock 17 and similar model owners who want a secure, custom-fit IWB option. It fits users seeking adjustable carry angles and reliable retention without needing support for optic or light attachments. Right-hand carriers will benefit most.
Who Should Skip It?
Avoid this holster if you own a Glock 21 Gen 4 or require optic/light compatibility. Left-handed shooters should look elsewhere due to this model’s right-hand design only.
Key Specifications
| Specification | Details |
|---|---|
| Compatibility | Glock 17 (Gen 3-6), Glock 19/19X/26/44/45/23/32, Glock 22/31 (Gen 3-4), M&P Shield Plus/Shield M2.0/1.0, Taurus G3C/G2C/G2S/PT111/PT140 |
| Carry Style | Inside Waistband (IWB) |
| Material | Polymer |
| Hand Orientation | Right |
| Retention Mechanism | Micro-adjustable retention with audible lock |
| Adjustable Cant | -5° to 20° |
| Closure Type | Belt clip with hook lock |
| Mounting Type | Belt |
| Color Options | Black |
Ideal for those carrying Glock 17 and similarly sized pistols without attachments, this holster delivers tailored retention and secure inside-waistband carry. Its adjustable cant suits several carry positions, making it a practical choice for daily concealed carry users focused on comfort and safety.
Customers appreciate the adjustable retention system and comfortable fit with secure weapon locking. The full trigger guard enclosure is often praised for enhanced safety. Most note the clipping system holds well. Complaints generally relate to incompatibility with Glock 21 Gen 4 and lack of support for optics or lights.
This holster is perfect for right-handed Glock 17 owners wanting adjustable, safe IWB carry. Those needing Glock 21 Gen 4 compatibility or left-handed options should consider other products. It excels at retention and comfort for specified models but does not accommodate all handguns or accessory setups.
12. IWB Holster for Glock, M&P Shield, Taurus G3C Models Right Hand
Known for its precise fit and secure retention, this holster caters to a variety of handgun models. It offers users an adjustable retention system and an audible locking feature for added confidence during carry. Designed to fit Glock 19/19X/26/44/45 and M&P Shield variants, it does not support the Glock 21 Gen 4.
The polymer construction ensures durability while keeping weight low. It fully encloses the trigger guard, preventing accidental discharge. The mount adjusts from -5° to 20°, letting users modify the cant to suit appendix, strong-side, or cross-draw carry.
Its belt clip with hook lock holds the holster firmly in place. While it excels in protection and retention, it cannot accommodate lights, lasers, or optic attachments. Overall, it is well-built and provides comfortable, customizable carry for compatible handgun owners seeking a safe inside-the-waistband option.
Pros
- Adjustable retention for secure fit
- Full trigger guard coverage for safety
- Cant angle customizable from -5° to 20°
Cons
- Not compatible with Glock 21 Gen 4
- Does not support optic or light attachments
- Right-hand only orientation
Who Should Buy It?
Ideal for Glock 19, 26, 44, 45 and M&P Shield owners seeking a secure inside waistband carry with adjustable retention. Those prioritizing trigger protection will appreciate the full coverage design.
Who Should Skip It?
Anyone needing a holster for Glock 21 Gen 4 or requiring optics and light compatibility will want to consider alternatives. Left-handed shooters should also look elsewhere.
Key Specifications
| Specification | Details |
|---|---|
| Compatibility | Glock 19/19X/26/44/45 (Gen 3-6), Glock 23/32 (Gen 3-4), M&P Shield Plus/Shield M2.0/1.0, Taurus G3C/G2C/G2S/PT111/PT140 |
| Carry Style | Inside Waistband (IWB) |
| Material | Polymer |
| Hand Orientation | Right |
| Retention Mechanism | Adjustable retention with audible lock system |
| Adjustable Cant | -5° to 20° |
| Closure Type | Hook and Eye |
| Mounting Type | Inside waistband with 1.5″ belt clip and hook lock |
| Color Options | Black |
Those carrying Glock 19 or M&P Shield models without optic attachments will find this holster perfect due to its solid retention and safety features. Its adjustable cant makes it suitable for various carry positions and personal preferences.
Users frequently comment on the holster’s customizable retention and full trigger guard protection as strong points. Many appreciate the audible click that assures the gun is locked in place. The main critique involves its limited model compatibility and lack of support for optic or light attachments.
This holster suits right-handed users who carry compatible Glock or M&P Shield firearms and want solid safety features with adjustable retention. Those with Glock 21 Gen 4 or needing attachments should explore other options better tailored to their needs.
Best Glock 21 Gen 4 Holster at a Glance
| Holster | Best For | Carry Style | Material | Hand Orientation | Retention Type |
|---|---|---|---|---|---|
| 1POLE.CRAFT IWB Kydex Holster for Glock 21/20/22 | Best Overall | IWB | Kydex | Right | Adjustable |
| 2G21 Gun Holster for Glock 21 and Glock 20 Models | Best Value | OWB | Polymer | Right | Button Lock |
| 3G20 IWB Kydex Holster with Optics Cut | Best Premium | IWB/OWB | Polypropylene | Ambidextrous | Lock |
| 4Blade-Tech Holsters Signature OWB Holster for Glock 20 | Best for OWB Carry | OWB | Polypropylene | Right | Positive Lock |
| 5POLE.CRAFT IWB Kydex Holster for Glock 20, 21, 22 | Reliable IWB Carry | IWB | Kydex (Carbon Fiber) | Right | Adjustable |
| 6OWB Holster for Glock 21 Gen 1-4 Right Hand | Affordable OWB Paddle | OWB | Polymer | Right | Button Lock |
| 7WARRIORLAND OWB Kydex Holster for Glock 19/43X, P365, Hellcat Pro | OWB Kydex Paddle | OWB | Kydex | Right | Buckle |
| 8POLE.CRAFT IWB Kydex Holster for Glock 20/21/22 | Classic IWB Carry | IWB | Kydex | Right | Adjustable |
| 9Blade-Tech Total Eclipse OWB Holster for Glock 20/21 | Ambidextrous OWB Carry | OWB | Polypropylene | Ambidextrous | Lock |
| 10Blade-Tech Total Eclipse 2.0 Holster for Glock 20/21 | Modular IWB/OWB Premium | IWB/OWB | Polypropylene | Ambidextrous | Lock |
| 11IWB Holster for Glock, M&P Shield, Taurus Models – Right Hand | Not for Glock 21 Gen 4 | IWB | Polymer | Right | Adjustable |
| 12IWB Holster for Glock, M&P Shield, Taurus G3C Models Right Hand | Not for Glock 21 Gen 4 | IWB | Polymer | Right | Adjustable |
Top Picks: Best Glock 21 Gen 4 Holsters Buying Guide
Holster material
Choosing the right holster material plays a significant role in how durable, comfortable, and easy to maintain your firearm carry will be. Leather offers a classic feel with natural flexibility that softens over time, providing excellent comfort during extended wear, though it may require regular conditioning to maintain its appearance and durability.
Nylon tends to be lightweight and comfortable due to its soft texture and breathability, but it generally trades some durability for increased flexibility, often requiring more frequent replacement. When choosing between these options, consider how often the holster will be worn and in what conditions, as well as how much comfort versus rigidity suits your daily use or specific activities.
Carry style
Choosing the right carry style depends largely on comfort, concealment, and accessibility. Inside the waistband (IWB) carry offers excellent concealment by tucking the firearm close to the body, making it less visible under clothing and preferred for everyday carry in discreet situations. Outside the waistband (OWB) carry provides quick and easy access since the holster sits on the outside of the pants, which works well for duty use or when concealment is less of a priority.
Shoulder holsters distribute the weight across the upper body and are suitable for those who spend a lot of time seated or require a different carry position, while ankle holsters provide an option for backup weapons and can be useful for added security though less accessible in urgent scenarios. When selecting a carry style, consider how often you need to draw, what types of clothing you typically wear, and the level of concealment desired.
Comfort during extended wear and retention features that prevent accidental displacement should also be evaluated to match specific daily needs and activities.
Retention and security
When choosing a holster for a Glock 21 Gen 4, paying attention to the system designed to hold the firearm firmly is key. Some holsters rely on a thumb break that snaps over the gun for added hold, while others use friction to grip the pistol securely.
Having adjustable features that allow you to customize how tightly the holster holds your firearm can greatly improve comfort and function, offering a balance between a snug fit and quick accessibility. It’s helpful to select one that permits smooth drawing, allowing the firearm to be withdrawn without excessive force, yet still keeping it safely in place during movement. Similarly, the ease of placing the weapon back into the holster plays a role in overall efficiency and safety, making everyday use more seamless, especially when speed and reliability matter most.
Fit and compatibility
When choosing a holster for the Glock 21 Gen 4, it’s beneficial to pay attention to how well the holster matches the specific model, especially since some holsters are designed to snugly fit the unique contours of this firearm. Opting for a custom designed holster typically offers a more secure hold compared to universal options, which tend to accommodate a wider range of handguns but might not provide the tightest fit. Additionally, some holsters are crafted to include space for attachments like tactical lights or laser sights, which can be a deciding factor based on your setup.
Such holsters maintain accessibility and comfort even with added accessories, ensuring quick draw and reliable retention without interference. Selecting a holster that harmonizes with both the firearm’s build and any additional gear helps enhance usability whether for daily carry, range use, or duty requirements.
Comfort and wearability
When choosing a holster for the Glock 21 Gen 4, paying attention to how weight distribution affects the overall bulk can greatly improve the day-to-day carrying experience. A holster designed to spread the gun’s weight evenly helps reduce pressure points and makes extended wear less tiring. Good ventilation around the contact areas also plays a significant role by allowing airflow, which helps prevent sweat buildup and skin irritation during warmer conditions or prolonged use.
Adjustable features like the ability to modify cant and ride height offer personalized positioning, enabling the user to find the most natural and secure fit. This adaptability not only enhances accessibility but also helps maintain concealment depending on clothing choices and body shape.
Considering these elements can lead to a more practical and enjoyable carry setup that balances functionality with everyday comfort.
Price and brand reputation
Choosing a holster for the Glock 21 Gen 4 involves balancing different factors that match your needs and preferences. Holsters can range from budget-friendly models to premium designs that offer enhanced durability and comfort.
Considering warranty and customer support is wise since a good warranty can provide peace of mind, and responsive customer service can help resolve issues quickly. Reading reviews and user feedback can reveal real-world experiences, highlighting how a particular holster performs in various scenarios like concealed carry or range training.
This insight helps in understanding longevity and comfort, making it easier to select a holster that fits well and securely while standing up to regular use over time.
Kydex vs. Leather Glock 21 Gen 4 Holsters
| Feature | Kydex | Leather |
|---|---|---|
| Durability | ✓ | ✓ |
| Retention | ✓ | ✓ |
| Comfort | ✗ | ✓ |
| Maintenance | ✓ | ✗ |
| Concealability | ✓ | ✗ |
| Break-in Time | ✗ | ✓ |
| Best for | Everyday carry, quick draw | Comfort-focused, traditional carry |
Kydex holsters are made from a durable plastic material that offers excellent retention and concealability with minimal maintenance, but they can be less comfortable against the skin. Leather holsters provide better comfort and often require a break-in period to mold to the user’s shape, but they can be bulkier and need more upkeep. Kydex is ideal for those needing a quick, reliable draw and frequent use, while leather suits those who prioritize comfort and prefer a classic look over quick accessibility.
Care Tips for Holsters to Last Longer
Keeping your holster in good shape helps it work well for years. Dirt, sweat, and moisture can damage materials. Cleaning it regularly is simple but very effective.
For leather holsters, use a damp cloth to wipe off dust and dirt. Avoid soaking leather as too much water can cause stiffness. After cleaning, let it air dry away from direct heat. Applying a leather conditioner helps keep it flexible and prevents cracks.
For Kydex or polymer holsters, use mild soap and warm water. Gently scrub with a soft brush if needed. Dry with a soft towel and keep it away from strong sunlight for long periods. This stops fading and warping.
Storing your holster properly also extends its life. Keep it in a cool, dry place. Avoid leaving the gun inside the holster for long periods when not in use. This reduces stress on the material and keeps the holster’s shape intact.
Here are some quick care tips:
- Clean regularly to remove dust and sweat.
- Use appropriate cleaner based on holster material.
- Avoid soaking and direct heat.
- Store in a dry and cool area.
- Keep the gun out when storing long term.
Taking a few minutes for care helps maintain function and appearance. Your holster will continue to protect your firearm properly and stay comfortable to carry.
FAQ’s
What Are The Key Features To Look For In The Best Glock Gen 4 Holster?
The best Glock Gen 4 holster should offer a secure fit with molded retention for the specific model, ensuring both safety and quick access. Additionally, it should provide comfort through adjustable cant and retention, durable materials, and versatile carry options.
Which Materials Offer The Most Durability And Comfort For A Glock Gen 4 Holster?
Kydex and high-quality leather are commonly favored for Glock Gen 4 holsters due to their excellent durability and comfort. Kydex provides a rigid, secure fit and easy maintenance, while leather offers a more flexible, comfortable feel with natural wear-in over time.
What Are The Top-Rated Holsters For Concealed Carry Of The Glock Gen
Top-rated holsters for concealed carry of the Glock Gen include the Alien Gear Cloak Tuck 3.5 and the Vedder LightTuck, both known for comfort, secure retention, and adjustable cant. Additionally, the Tulster Profile and CrossBreed SuperTuck are highly praised for their durability and concealability.
How Do I Choose Between Inside-The-Waistband (Iwb) And Outside-The-Waistband (Owb) Holsters For My Glock Gen
Choose an inside-the-waistband (IWB) holster for better concealment and comfort when carrying your Glock Gen, especially for everyday concealed carry. Opt for an outside-the-waistband (OWB) holster if you prioritize easier access and typically carry in more open or tactical settings.
Are There Any Custom Holster Options Available For The Glock Gen 4 That Provide Enhanced Retention And Accessibility?
Yes, there are custom holster options available for the Glock Gen 4 that offer enhanced retention and accessibility, such as those featuring adjustable retention screws and quick-release mechanisms. Brands like Safariland and Alien Gear provide tailored designs that ensure a secure fit while allowing for smooth, rapid draws.
Final Verdict
The POLE.CRAFT IWB Kydex Holster for Glock 21/20/22 stands out as the best overall choice, offering a great balance of comfort, protection, and concealment suitable for everyday carry. Those on a budget will find the G21 Gun Holster for Glock 21 and Glock 20 Models an excellent value option without sacrificing necessary functionality. For users interested in a premium modular design that adapts to both inside-the-waistband and outside-the-waistband carry, the Blade-Tech Total Eclipse 2.0 Holster offers high-quality materials and versatility.
Meanwhile, the Blade-Tech Holsters Signature OWB Holster is ideal for those who prefer outside-the-waistband carry and want a secure, durable holster tailored specifically to the Glock 20 but fully compatible with the Glock 21 gen 4.
Depending on your carry style and budget, each of these picks fits different needs effectively. Overall, these selections provide confidence in finding the best glock 21 gen 4 holster for a variety of users and situations.
- Best Overall: POLE.CRAFT IWB Kydex Holster for Glock 21/20/22
- Best Value: G21 Gun Holster for Glock 21 and Glock 20 Models
- Best Premium: Blade-Tech Total Eclipse 2.0 Holster for Glock 20/21
- Best for OWB Carry: Blade-Tech Holsters Signature OWB Holster for Glock 20
Choose the holster that best matches your preferred carry style and budget for a reliable and comfortable Glock 21 gen 4 experience.
