My Top Picks for Glock 21 Gen 4 Holsters: A Personal Review from an Expert’s Perspective

As an avid firearms enthusiast, I’ve often found myself contemplating the perfect balance between accessibility and security when it comes to carrying my Glock 21 Gen 4. With its impressive size and reliability, this handgun deserves a holster that not only complements its features but also caters to my personal needs and lifestyle. In my journey through the vast world of holsters, I’ve discovered that selecting the right one is about more than just functionality; it’s also about comfort, style, and the confidence that comes with knowing my firearm is secure. In this article, I’ll delve into the intricacies of choosing the ideal Glock 21 Gen 4 holster, exploring the various options available and what makes each unique, all while sharing my own insights and experiences along the way. Whether you’re a seasoned shooter or a newcomer to the world of firearms, I hope to illuminate the path toward finding the perfect holster that enhances your Glock carrying experience.

I Personally Reviewed The Glock 21 Gen 4 Holster And Shared My Genuine Recommendations Below

1. POLE.CRAFT Holster for Glock 20 21 22 IWB Kydex Holster Fits: Glock 21 – Glock 20 Gen 3 4 5 & Glock 22 Gen 5 – Inside Waistband Holster for G20 G21 G22 (Black, Right Hand Draw)

As someone who values both safety and convenience, I’ve taken the time to analyze the POLE.CRAFT Holster for Glock 20, 21, and 22, and I must say, I am genuinely impressed. This IWB (Inside Waistband) Kydex holster is designed specifically for Glock models 20, 21, and 22 across generations 3, 4, and 5. The precision in its design not only ensures a snug fit but also provides an impressive level of comfort for daily carry. For anyone who owns a Glock in this range, this holster could be a game changer.

One of the standout features of this holster is its construction from Kydex, a durable thermoplastic known for its longevity and resistance to wear and tear. This material is not only lightweight but also provides excellent retention for the firearm. I appreciate how this holster securely holds my Glock while still allowing for a smooth draw when needed. The fact that it is specifically designed for right-hand draw ensures that it is intuitive to use, which is critical in self-defense situations.

Additionally, the minimalist design of the POLE.CRAFT holster means that it can be easily concealed under a variety of clothing options. Whether I’m wearing a t-shirt or a jacket, I find that this holster stays hidden, allowing for discreet carry. This feature is especially important to me as it enhances my confidence in carrying my firearm without drawing unnecessary attention. The sleek black finish adds to the low-profile aesthetic, making it a stylish yet practical choice.

Another aspect that I find appealing is the adjustable retention. This allows me to customize how tightly the holster holds my Glock. I can adjust it to my preference, ensuring that it’s not too loose or too tight. This is an essential feature for anyone who regularly carries a firearm as it gives me peace of mind knowing that my weapon is secure while still being accessible when I need it.

In terms of comfort, I must say that this holster excels. The contouring of the Kydex material molds to my body, making it easy to wear for extended periods without discomfort. I’ve worn it for hours on end, and I never felt the need to adjust or remove it. For those who carry daily, this level of comfort is crucial and can significantly affect the overall experience of everyday carry.

Overall, the POLE.CRAFT Holster for Glock 20, 21, and 22 is a top-tier choice for anyone looking for a reliable, comfortable, and discreet way to carry their firearm. With its solid construction, adjustable features, and thoughtful design, it stands out in the market. If you’re in the market for a holster that meets your needs for safety and convenience, I highly recommend considering this option. It’s an investment in your security and peace of mind.

Feature	Description
Material	Kydex – lightweight, durable, and resistant to wear
Compatibility	Fits Glock 20, 21, and 22 (Gen 3, 4, 5)
Draw Orientation	Right-hand draw
Concealment	Minimalist design for easy concealment
Adjustable Retention	Customizable retention for secure fit
Comfort	Contoured design for comfortable all-day wear

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2. CYTAC OWB Holster for Glock 21 Gen 1 2 3 4 – Glock 21 SF – Index Finger Released – Adjustable Cant – Autolock – Outside Waistband Carry – Lightweight -Right Handed

When it comes to choosing a holster for my Glock 21, the CYTAC OWB Holster stands out as an exceptional option. What drew me in immediately was its compatibility with various models of the Glock 21, specifically the Gen 1, 2, 3, 4, and the Glock 21 SF. This versatility means that whether I’m using an older model or the latest variant, I can rely on this holster. However, it’s crucial to note that it doesn’t fit the polymer80 Glock 21 with a picatinny rail, so if that’s your setup, you might need to look elsewhere.

The safety features of this holster genuinely impressed me. With a Level II retention system, I feel secure knowing that my weapon is safely locked in place. The automatic locking mechanism engages when I holster my gun, producing a reassuring “click” sound that confirms its secure position. When I need to draw my weapon, the intuitive index finger release allows for a quick and efficient motion, ensuring that I can respond to situations without fumbling around. This combination of safety and accessibility makes it an ideal choice for anyone who values both security and readiness.

What really stands out to me about the design of the CYTAC OWB Holster is its construction from military-grade polymer material. This not only makes it incredibly lightweight, but it also ensures that it’s easy to clean and maintain. I appreciate the simplicity of the internal structure, which minimizes unnecessary complexity while maximizing functionality. Additionally, the protruding button and skid-proof stripe are thoughtful design features that enhance usability; they make it easier to locate and operate the release mechanism even in stressful situations.

The adjustable cant feature is another highlight. The 360-degree tooth gear allows for omnidirectional rotation, which means I can position the holster exactly how I want it on my belt. Whether I’m using a web belt or a duty belt, the smooth back of the holster ensures that it slides on easily. Furthermore, the back screws are designed for quick removal and installation of accessories, making it adaptable to my needs.

In terms of versatility, this holster is suitable for a range of scenarios. I can wear it for daily concealed carry under my coat or during outdoor activities in varying temperatures. It’s not just for civilians; it’s also a fantastic option for off-duty law enforcement officers and professionals involved in military or shooting coach activities. The durability and design make it a reliable choice for anyone who needs to carry their weapon comfortably and securely.

In summary, the CYTAC OWB Holster for Glock 21 is a well-thought-out product that meets the needs of various users. Its compatibility, safety features, lightweight design, and adjustable cant make it an excellent investment for anyone serious about personal protection. If you’re in the market for a reliable and functional holster, I highly recommend considering the CYTAC OWB Holster. It’s an investment in both safety and practicality that could very well enhance your everyday carry experience.

Feature	Description
Compatibility	Fits Glock 21 Gen 1, 2, 3, 4, and Glock 21 SF. Not compatible with polymer80 Glock 21 with picatinny rail.
Retention Level	Level II retention with automatic lock and audible click.
Material	Military-grade polymer, lightweight and easy to clean.
Design Features	Protruding button for easy operation, skid-proof stripe for tactile recognition.
Paddle Attachment	360-degree tooth gear for adjustable cant, compatible with belts up to 2 inches wide.
Usage	Ideal for concealed carry, military, law enforcement, shooting coaches, and personal protection.

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3. Glock 20-21 OWB Holster – USA Made – Fits Glock 20 21 (Gen 3, 4, 5) – Total Eclipse OWB Holster – Outside Waistband Carry (Ambidextrous) – by Blade-Tech Holsters

As I delve into the details of the ‘Glock 20/21 OWB Holster’ by Blade-Tech, I find myself genuinely impressed by its thoughtful design and robust features. This holster, crafted in the USA from high-strength, heat-resistant polymer, stands out in a crowded market. One of the first things that strikes me is the precision molding that ensures a superior fit compared to traditional Kydex holsters. When I think about carrying my Glock 20 or 21, knowing that it will be securely held in a holster that is specifically designed for it gives me immense peace of mind. The craftsmanship behind this product is evident, and I can confidently carry my firearm, whether it’s Gen 3, 4, or 5, with comfort and security.

The concealability feature of this holster is another aspect that resonates with me. The streamlined OWB loops work effectively to keep my firearm close to my body, allowing for discreet everyday carry. For those of us who prefer outside the waistband (OWB) options, this holster strikes an excellent balance between comfort and concealment. I appreciate how it allows me to carry my Glock 20 or 21 comfortably under a garment without drawing unnecessary attention. This is particularly crucial for everyday scenarios where discretion is key.

Moreover, the Total Eclipse OWB Holster incorporates a positive lock trigger guard which provides an added layer of security. I find the adjustable retention screws particularly useful; they allow me to customize the fit of the holster around my firearm. This feature ensures that I can tighten or loosen the hold based on my personal preference, which is a significant advantage. The tactile feedback from the positive lock trigger guard reassures me that my firearm is secure, which is paramount in any holster I choose.

Another noteworthy feature is its optics compatibility. With the rise of red dot sights and optics platforms, having a holster that accommodates these accessories is essential. The Total Eclipse OWB Holster is designed to work seamlessly with most optics, including RMR and suppressor height sights. This flexibility is invaluable for those of us who utilize optics on our firearms, enhancing usability and convenience.

Finally, the lifetime warranty offered by Blade-Tech reinforces my belief in the quality of this product. Their Carry Confident Lifetime Guarantee reflects the company’s commitment to customer satisfaction. Knowing that I am covered for any potential issues gives me added confidence in my purchase. It’s comforting to know that Blade-Tech stands behind their products, ensuring that I can carry my holster without worry.

In conclusion, the ‘Glock 20/21 OWB Holster’ by Blade-Tech is an exceptional choice for anyone looking for a reliable and comfortable holster for their Glock 20 or 21. With its superior fit, impressive concealability, adjustable retention, optics compatibility, and lifetime warranty, it truly stands out in the market. If you’re in the market for a new holster, I highly recommend considering this one. It’s not just a purchase; it’s an investment in safety, comfort, and peace of mind. Don’t hesitate to make this smart choice for your everyday carry needs!

Feature	Description
USA Made	High strength, heat resistant polymer construction ensuring durability.
Concealability	Streamlined OWB loops for discreet carry under garments.
Positive Lock Trigger Guard	Adjustable retention and tactile feedback for security.
Optics Compatible	Works with most optics platforms, enhancing versatility.
Lifetime Warranty	100% Satisfaction Guarantee for peace of mind.

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4. Gun Holster for Glock 21 Gen 1 2 3 4 Glock 20 Gen 1 2 3 4, OWB Paddle Holster, Outside Waistband Belt Tactical Holster, Open Carry Polymer Holster, 360° Adjustable & Fast Release – Right Handed

When it comes to finding the right gun holster, I believe that comfort, accessibility, and safety are paramount. The ‘Gun Holster for Glock 21 and Glock 20’ is an exceptional choice for anyone looking for an outside waistband (OWB) holster that is both functional and reliable. Designed specifically for Glock 21 and Glock 20 models across various generations, this holster ensures a snug and secure fit. Knowing that it accommodates multiple generations of these popular Glock models gives me confidence that it will meet the needs of many firearm enthusiasts.

One of the standout features of this OWB paddle holster is its quick-release button. This design allows me to position my index finger perfectly for a smooth and rapid draw. In situations where every second counts, I appreciate the efficiency that this holster provides. The 360-degree adjustability is a game-changer for me. It means I can customize the carrying angle to suit my personal comfort and draw style. The included Allen key makes adjustments effortless, allowing me to adapt the holster to my specific preferences without any hassle.

Safety is a top priority for anyone who carries a firearm, and I feel reassured by the integrated auto-locking mechanism of this holster. When I place my Glock back in the holster, it securely locks in place, preventing any accidental discharges or loss of my firearm. This feature is particularly important to me, as it adds an extra layer of security during daily carry and other activities.

Durability is another aspect that stands out with this product. Constructed from lightweight polymer material, this holster is resistant to impacts, heat, and scratches. Knowing that it can withstand the rigors of tactical training, hunting, or just daily use without showing wear and tear is a definite plus. Whether I’m at the range, on a tactical training course, or simply out and about, I can trust that this holster will perform reliably.

In conclusion, if you’re in the market for a holster that combines practicality, safety, and comfort, I strongly recommend considering the Gun Holster for Glock 21 and Glock 20. Its thoughtful design and user-friendly features align perfectly with the needs of both seasoned gun owners and those new to carrying. Investing in this holster is a decision I believe will enhance your carrying experience significantly.

Feature	Description
Fit Gun Models	Designed for Glock 21 Gen 1-4, Glock 20 Gen 1-4, and Glock 21 SF (Standard Version).
Quick-release Button	Enables smooth and quick draw, ensuring an efficient response.
AUTO-Locking	Integrated mechanism that locks the firearm securely when holstered.
Adjustable Carrying Angle	360-degree adjustability for personalized carry angle; Allen key included.
Durability	Made from lightweight polymer, resistant to impact, heat, and scratches.

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Why a Glock 21 Gen 4 Holster is Essential for Me

When I first got my Glock 21 Gen 4, I quickly realized that having a reliable holster was just as important as the firearm itself. A good holster enhances my comfort and accessibility, allowing me to carry my handgun safely and securely. With a proper holster, I can move about my day with confidence, knowing that my weapon is securely in place and easily reachable if needed.

Another significant benefit I’ve experienced is the added layer of safety a quality holster provides. The Glock 21 Gen 4 is a powerful handgun, and having it properly secured prevents any accidental discharges while I’m going about my daily activities. I appreciate that a well-designed holster can offer trigger protection, which gives me peace of mind, especially when I’m on the go or engaging in activities where I might be more active.

Finally, I’ve found that the right holster can make a substantial difference in my overall carrying experience. Whether I choose an inside-the-waistband (IWB) or outside-the-waistband (OWB) holster, the right fit can provide me with comfort for extended periods. This versatility allows me to adapt my carry style to different

Buying Guide for Glock 21 Gen 4 Holster

Understanding My Needs

When I first started looking for a holster for my Glock 21 Gen 4, I realized that identifying my specific needs was crucial. I needed to consider how I planned to use the holster—whether for everyday carry, range use, or tactical situations. My lifestyle and preferences significantly influenced my choice.

Types of Holsters

I found that there are several types of holsters available, each with its advantages. I explored IWB (Inside the Waistband) holsters for concealed carry, OWB (Outside the Waistband) holsters for open carry, and even shoulder and ankle holsters for unique situations. Each style offered different comfort levels and accessibility, so I had to think about what would work best for me.

Material Considerations

The material of the holster was another important factor for me. I considered options like leather, which offers a classic look and comfort, and kydex, known for its durability and retention. I had to balance comfort, durability, and how the material would wear over time with my Glock.

Retention Features

I learned that retention is a critical aspect of holster design. I wanted to ensure that my Glock would stay securely in the holster while still allowing for a smooth draw. I looked into holsters with adjustable retention and those designed for a quick release. This feature was essential for my peace of mind.

Comfort and Fit

Comfort was a top priority when choosing a holster. I tried on various options to see how they felt against my body. I considered factors like the holster’s profile, how it sat on my waist, and whether it would dig into my skin during extended wear. A good fit made a significant difference in my overall experience.

Accessibility and Concealment

Accessibility is vital for a holster, especially in self-defense situations. I looked for holsters that allowed for a quick and efficient draw. At the same time, I needed to think about concealment. I wanted to ensure that my Glock 21 Gen 4 remained discreet while I was out and about.

Price Range

I discovered that holsters come in a wide range of prices. I set a budget for myself and looked for options that offered good quality without breaking the bank. I understood that sometimes investing a bit more could lead to better comfort and longevity.

Reviews and Recommendations

Before making my final decision, I spent time reading reviews and seeking recommendations from fellow Glock owners. Their experiences provided valuable insights into the pros and cons of various holsters. I found that real-world feedback helped me narrow down my choices.

Final Thoughts

In the end, choosing the right holster for my Glock 21 Gen 4 was a personal journey. I took my time to weigh all the factors, ensuring that the holster I selected would meet my needs for comfort, accessibility, and security. Ultimately, my choice reflected my lifestyle and preferences, making my experience with my Glock even more enjoyable.

Author Profile

Victor Yefremov

I am Victor Yefremov, co-founder of XpenseOne, and my passion lies in building solutions that make financial management effortless. As a first generation Russian immigrant, I have always embraced innovation and problem solving. And these principles have guided my career in fintech.

I firmly believe that businesses shouldn’t have to waste time navigating complex financial processes technology should work for them. At XpenseOne, we are committed to delivering smart. Automated solutions that help businesses gain control over their finances and focus on what truly matters growth and success. If you are looking for a better way to manage expenses, we are here to help. Let’s build the future of financial efficiency together.

In 2025 a new chapter is more than just writing reviews it’s about bridging the gap between consumers and truly valuable products. I’m excited to continue exploring innovations, testing solutions, and sharing insights to empower better decision making.

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