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Glock 21 Review: Specification, Performance, and Price

Glock 21 Specs Glock 21 Specs Glock 21 Specs

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The Glock 21 is a semi-automatic, recoil-operated, striker-fired .45 ACP pistol, designed for both law enforcement and personal defense. The Glock 21 is a full-sized handgun with a 13-round magazine capacity, offering substantial firepower and reliability. The barrel length of the Glock 21 is 4.61 inches, and the overall length is 8.07 inches, ensuring excellent accuracy and handling. The Glock 21 is known for its durable construction, featuring a polymer frame and a steel slide with an nDLC finish, which enhances its longevity and resistance to wear.

The price of a Glock 21 typically ranges from $545 to $655, depending on the retailer and configuration. The Glock 21 is available in different versions, including the standard Glock 21 and the Glock 21 Gen 4. These models differ mainly in their ergonomic features, with the Gen 4 offering an improved grip texture and interchangeable backstraps for a customizable fit. The Glock 21 specs, combined with its robust performance and competitive price, make it a reliable and attractive option for a variety of shooters seeking a powerful and durable handgun.

Main Specs of Glock 21
Glock 21 Specs Glock 21 Spec Value
Caliber.45 ACP
Magazine CapacityStandard: 13
Weight (Unloaded)830 g / 29.28 oz
Overall Length205 mm / 8.07 in
Barrel Length117 mm / 4.61 in
Trigger Pull~2.5 kg / ~5.5 lbs
Safety FeaturesTrigger safety, Firing pin safety, Drop safety
Sight SystemFixed sights
Frame MaterialPolymer
Slide MaterialSteel
FinishnDLC finish for barrel and slide
Grip TextureRough texture for improved grip
Accessory RailYes
Field Stripping EaseUser-friendly
Recoil Spring SystemDual recoil spring system
Price$545 - $655
WarrantyLimited 1 Year
GenerationGen 4
Firing ModeSemi-automatic
Trigger SystemSafe Action
Holster CompatibilityCompatible with various holsters
Muzzle VelocityVaries with ammunition
Effective Range50 m / 55 yd
ReliabilityHighly reliable
Ambient Temperature Operation-40°C to +200°C
Water ResistanceWater-resistant up to certain conditions
Dust ResistanceHigh dust resistance
Maintenance RequirementsRegular cleaning and maintenance required
CustomizabilityHighly customizable
Slide ActionSmooth slide action


What are the Key Specs of Glock 21 Guns?


The key specs of the Glock 21 pistol center on its design as a high-capacity .45 ACP semi-automatic handgun, well-regarded for its reliability and performance. The Glock 21 features a standard magazine capacity of 13 rounds, offering substantial firepower. It includes a 4.61-inch barrel and an overall length of 8.07 inches, making it slightly larger than other types of Glock, but still manageable for various hand sizes.

Glock 21 incorporates Glock's Safe Action system, which consists of three automatic, independently-operating mechanical safeties: the trigger safety, firing pin safety, and drop safety, enhancing its safety profile significantly. The frame of Glock 21 is constructed from polymer, known for its durability and resistance to environmental stressors, while the slide and barrel are treated with Glock's nDLC coating for superior resistance to wear and corrosion.

The Glock 21 comes equipped with fixed sights and a standard Picatinny rail, allowing for the attachment of accessories such as tactical lights or lasers. This configuration improves handling and accuracy under diverse conditions, catering to both law enforcement and civilian users seeking a robust, high-capacity sidearm.


How does Glock 21 differ from Glock .45 ACP Pistols?


The Glock 21 stands out among the .45 caliber Glock pistols due to its balance of high capacity and manageable size. Like other Glock .45 ACP models, the Glock 21 utilizes the .45 ACP cartridge, known for its stopping power and widespread use in tactical and law enforcement scenarios. However, where it differentiates is in its capacity and size.

While models like the Glock 30 and Glock 36 are .45 caliber Glocks designed for easier concealment with reduced capacities of 10 and 6 rounds respectively, the Glock 21 offers a higher standard capacity of 13 rounds. This makes it an advantageous option for situations requiring more firepower without the need for frequent reloading. The Glock 21 features a full-sized frame, measuring 8.07 inches in overall length with a 4.61-inch barrel, providing a good balance between accuracy and handling.


How does the Glock 21 Gun Perform?


The Glock 21 gun delivers robust performance, excelling in versatility and durability, making it suitable for both defensive use and competitive shooting.

  • Overall Performance: The Glock 21 is recognized for its reliable functionality with the .45 ACP caliber, which is known for its significant stopping power and manageable recoil. The full-sized design of the Glock 21 enhances shooter control and accuracy, making it a preferred choice for law enforcement and personal defense. Its standard 13-round magazine capacity ensures ample firepower for various scenarios.
  • Glock 21 for Competition: While designed with a focus on tactical and defense applications, the Glock 21 is also adaptable to competitive shooting environments. Its substantial caliber and precise shooting capabilities make it a contender in disciplines such as USPSA and IDPA, where larger calibers and higher capacities are advantageous.
  • Durability: The Glock 21 upholds the brand's reputation for durability. Constructed with a polymer frame and a steel slide that includes a protective finish, it withstands wear and corrosion effectively. This resilience ensures that the Glock 21 maintains its performance and reliability over prolonged use and under diverse conditions.

Glock 21 stands out for its powerful performance, suitability for competitive shooting, and exceptional durability, making it a versatile firearm for varied shooting needs.


What are the Recommended Uses for Glock 21 ?


Glock 21, with its powerful .45 ACP caliber and full-sized design, is recommended for various specific applications owing to its reliability, capacity, and control. The principal uses for  the Glock 21 which are particularly well-suited are listed below.

  • Law Enforcement: The high capacity of 13 rounds and the significant stopping power of the .45 ACP make the Glock 21 an excellent choice for law enforcement officers who require a dependable and effective sidearm.
  • Home Defense: Its potent caliber and larger magazine capacity ensure that the Glock 21 is capable of delivering superior defense performance, making it ideal for home protection where concealability is less of a concern.
  • Recreational Shooting: The Glock 21 is also popular among recreational shooters. Its accuracy and manageable recoil make it suitable for target shooting and general recreational use.
  • Firearm Training: Due to its widespread use and the trust placed in its performance and durability, the Glock 21 serves as a practical training firearm for new and experienced shooters alike, helping them develop their skills with a powerful semi-automatic pistol.

The Glock 21's robust build and powerful caliber make it a versatile firearm recommended for law enforcement, home defense, recreational shooting, and training purposes.


Is Glock 21 a 45 ACP?


Yes, Glock 21 is a .45 ACP pistol. It is specifically designed to chamber the .45 ACP (Automatic Colt Pistol) cartridge, known for its stopping power and widespread use in law enforcement and personal defense. Glock 21 combines the power of the .45 ACP round with a high-capacity magazine, holding 13 rounds, and features Glock's Safe Action system for reliability and safety.


Is a Glock 21 a good gun?


Glock 21 is a good gun, widely regarded for its reliability and durability. The Glock 21 is chambered in .45 ACP, offering significant stopping power with a high-capacity 13-round magazine. The full-sized frame of the Glock 21 enhances control and accuracy, making it suitable for both law enforcement and personal defense.


What are the Advantages of Glock 21?


The Glock 21 offers several distinct advantages that make it a favored choice for both personal defense and law enforcement roles. The key advantages of the Glock 21 are listed below.

  • Stopping Power: The Glock 21 is chambered in the potent .45 ACP caliber, renowned for its stopping power, which is essential in defense and tactical situations.
  • High Capacity: Despite its large caliber, the Glock 21 boasts a high standard magazine capacity of 13 rounds, providing an excellent balance between firepower and handling.
  • Reliability: Upholding Glock's reputation for reliability, the Glock 21 performs consistently well under various conditions, making it dependable when it matters most.
  • Durability: Built with a robust polymer frame and a steel slide that features a protective finish, the Glock 21 is designed to withstand wear, corrosion, and environmental challenges, ensuring longevity and sustained performance.
  • Safety Features: The Glock 21 includes Glock’s Safe Action system, comprised of three integral safeties: the trigger safety, firing pin safety, and drop safety. These features contribute to preventing accidental discharges and enhance the overall safety of the firearm.
  • Ergonomics and Control: The ergonomic design of the Glock 21, with its rough textured grip, provides a secure hold and improved manageability, which is particularly beneficial during extended use and rapid firing sequences.
  • Versatility: The Glock 21’s design supports easy customization with an accessory rail, allowing for the attachment of tactical lights, lasers, and other equipment, enhancing its utility in a variety of scenarios.

The Glock 21’s combination of high stopping power, reliable action, and versatile design make it an advantageous choice for users seeking a durable, high-capacity, and powerful firearm.


What are the Disadvantages of Glock 21 ?


Glock 21 is highly regarded for its stopping power and capacity, it does present some disadvantages of Glock 21 that may affect its suitability for certain users or scenarios.

  • Size and Concealability: The full-sized frame of the Glock 21, with an overall length of 8.07 inches, makes it less ideal for concealed carry compared to more compact pistols. Its larger dimensions can be cumbersome for individuals needing a highly concealable weapon for personal defense.
  • Weight: Weighing approximately 830 grams unloaded, the Glock 21 is heavier than many pistols chambered in smaller calibers. This additional weight may lead to quicker fatigue during extended periods of carry and can be less comfortable for day-long use.
  • Recoil Management: Although the .45 ACP is a manageable round, the Glock 21's significant recoil could be challenging for shooters with less experience or those sensitive to heavier recoil. This can impact accuracy, especially for rapid follow-up shots.
  • Ergonomics for Smaller Hands: The size of the Glock 21's grip may not fit comfortably in smaller hands. This could affect the shooter's ability to maintain a firm grip and control over the weapon during extended shooting sessions.

Due to these disadvantages, the Glock 21 might not be the best choice for those prioritizing concealability, lightweight design, and minimal recoil. It is more suited for situations where high firepower and capacity are more critical than the ease of carrying and handling.


How to Own a Glock 21 Gun?


To legally purchase and own a Glock 21 handgun, you should follow these essential steps.

  • Verify Eligibility: Ensure you meet the federal requirements necessary to purchase a Glock 21, which include being at least 21 years old, a U.S. citizen or legal resident, and having no felony convictions or other disqualifying conditions.
  • Check Local Laws and Regulations: Review the specific laws of your state or locality, as some jurisdictions may impose additional requirements such as obtaining permits or completing safety courses.
  • Find a Licensed Dealer: Identify a reputable dealer authorized to sell Glock 21. You can choose from local gun shops or licensed online firearms dealers.
  • Undergo a Background Check: Submit to a background check conducted by your dealer through the National Instant Criminal Background Check System (NICS).
  • Adhere to Waiting Periods: If your state requires it, observe any mandated waiting period before you can take possession of the firearm.
  • Make Your Purchase: Select and purchase your Glock 21. Consider essential accessories such as holsters and additional magazines at this time.
  • Secure Storage: Invest in secure storage solutions to safely store your Glock 21, adhering to any local laws regarding firearm storage.
  • Participate in Training and Education: It's advisable to complete a firearms training course to ensure safe and responsible gun ownership and operation.

By following these steps, you can legally acquire and responsibly own a Glock 21 handgun.


How much does a Glock 21 Cost?


The average cost of a Glock 21 ranges from $545 to $655. The price variation largely depends on the model's generation and the specific retailer. Newer versions, like the Glock 21 Gen 4, typically command prices at the higher end of this range due to enhanced features such as improved ergonomics and recoil management.


How many rounds does a Glock 21 hold?


Glock 21 holds 13 rounds as standard. It is designed to chamber .45 ACP ammunition and provides a balance of capacity and stopping power. The Glock 21 can also use extended magazines, which can hold up to 27 rounds, enhancing its capacity for situations requiring more ammunition. This versatility makes it suitable for various applications, including personal defense and law enforcement.


What are the Factor Influencing the Price of Glock 21 Firearms?


Several factors significantly influence the price of Glock 21 firearms.

  • Model and Generation: Newer generations of the Glock 21, such as the Gen 4, typically cost more due to advancements in design and functionality that enhance handling and reliability. These models can be $50 to $100 more expensive than earlier versions.
  • Condition: The condition of the firearm plays a critical role in pricing. A brand new Glock 21 will be at the higher end of the price spectrum, whereas used models can vary significantly in price, typically $100 to $200 cheaper, depending on their condition and age.
  • Geographic Location: Prices for Glock 21 can vary by region due to differences in demand, availability, and local taxes. In areas with higher demand, prices might be increased by $20 to $50.
  • Included Accessories and Packages: The inclusion of accessories such as holsters, extra magazines, or even night sights can increase the overall cost by $50 to $100. Conversely, purchasing the firearm without any extras generally results in a lower price.
  • Purchasing Channels: Where you buy the Glock 21 also affects its price. Brick-and-mortar stores often have higher prices, potentially adding $30 to $50 due to overhead costs. Online retailers might offer the firearm at a lower base price but typically include additional fees for shipping and transfer.

These factors collectively determine the final price of a Glock 21, allowing potential buyers to assess the best options based on their needs and budget.


What are the Considerations when Purchasing a Glock 21 Handgun?


When considering the purchase of a Glock 21 handgun, it is crucial to evaluate several factors to ensure that the firearm meets your specific requirements and preferences.

  • Purpose: Determine the primary use of the Glock 21, whether for personal defense, home security, law enforcement duty, or recreational shooting. The intended use can influence the importance of features such as caliber, size, and capacity.
  • Caliber: The Glock 21 is chambered in .45 ACP, renowned for its stopping power. Consider how the ballistic performance and recoil of this caliber match your needs and shooting proficiency.
  • Ergonomics: Assess how the Glock 21 feels in your hand, including grip size, texture, and accessibility of controls. It's important that the handgun fits well in your hand and that you can manage its operations confidently and safely.
  • Reliability: Glock is known for reliability and durability, essential for a defensive weapon. Investigate the Glock 21’s track record in various conditions and its maintenance needs to ensure it meets your expectations for reliability.
  • Budget: Establish a budget that accounts for the purchase price of the Glock 21 and potential additional costs for accessories like holsters, extra magazines, and sights, as well as ongoing expenses such as ammunition and training.
  • Legal Requirements: Understand the legal requirements for owning a Glock 21 in your jurisdiction, including any necessary licensing, registration, or permits. Be familiar with federal, state, and local laws to ensure you comply.
  • Training and Familiarization: Plan for proper training and familiarization with the Glock 21. Participate in formal firearms training courses and regular practice to develop and maintain your proficiency with the handgun.
  • Accessories and Upgrades: Think about potential accessories or upgrades that may enhance the Glock 21’s functionality. Options such as tactical lights, laser sights, or customized grips can improve handling and versatility.

By carefully considering these factors, you can make a well-informed decision that ensures your Glock 21 purchase aligns with your needs, legal standards, and enhances your overall shooting experience and safety.


What are the Available Accessories for Glock 21 Gun?


The Glock 21 is compatible with a wide range of aftermarket accessories and modifications that enhance its functionality, ergonomics, and aesthetics. The most popular accessories for the Glock 21 are listed below.

  • Sight Replacements: Owners often upgrade the standard sights to options such as tritium night sights for improved visibility in low-light conditions, fiber-optic sights for a brighter sight picture, or adjustable target sights for enhanced accuracy.
  • Grip Modifications: To enhance handling, shooters may add stippling, grip tape, or aftermarket grips to the Glock 21. These modifications improve comfort and provide a non-slip surface, which is crucial during rapid firing.
  • Custom Barrels and Slides: Upgrading to custom barrels can enhance accuracy and durability. Popular choices include ported barrels that reduce muzzle flip and recoil. Custom slides may feature cutouts to reduce weight or provide options for mounting red dot optics.
  • Optic Mounts and Red Dots: Red dot sights are favored for their quick target acquisition and precision. Mounting these optics on a Glock 21 may require slide modifications or specific adapters.
  • Tactical Lights and Lasers: The Glock 21's accessory rail allows for the attachment of tactical lights or lasers, improving utility in tactical situations or low-light environments by aiding in target identification and accuracy.
  • Extended Magazines and Magazine Wells: Extended magazines increase capacity and are particularly useful for tactical or recreational shooting. Enhanced magazine wells facilitate faster and smoother magazine changes.
  • Holsters: A variety of holster options are available for the Glock 21, including OWB (outside-the-waistband) holsters, which provide quick draw capabilities, essential for tactical or competitive use.
  • Trigger Upgrades: Aftermarket trigger systems offer improvements such as a shorter and more consistent trigger pull, enhancing control and responsiveness during shooting.

These accessories and modifications allow Glock 21 owners to tailor their firearms to their specific needs and preferences, whether for tactical, competitive, or recreational shooting, thus enhancing the overall performance and experience.


How big is a Glock 21?


The Glock 21 is a full-sized pistol with an overall length of 8.07 inches, a barrel length of 4.61 inches, and a height of 5.47 inches. It weighs approximately 29.28 ounces unloaded. Compared to other .45 ACP pistols, the Glock 21 is larger, offering a higher magazine capacity of 13 rounds.


What Modifications can you do to a Glock 21 ?


Modifications to a Glock 21 involve enhancements to its physical components or internal mechanisms to improve performance, accuracy, and handling. Here are some popular modifications listed below.

  • Trigger Upgrade: Upgrading the trigger system can enhance the Glock 21's pull, reduce travel, and offer a crisper break. This results in better accuracy and shooting comfort.
  • Barrel Replacement: Installing a replacement barrel for Glock 21 can improve accuracy and offer compatibility with different types of ammunition. Barrels can also be threaded to accommodate suppressors, enhancing versatility.
  • Slide Modifications of Glock 21: Modifying the slide can facilitate easier manipulation and allow for the mounting of red dot sights, which are beneficial for quick target acquisition.
  • Recoil Spring Assembly: Changing the recoil spring assembly can adjust the shooting characteristics to suit personal preferences or accommodate specific ammunition types, improving overall handling and performance.
  • Stippling: Stippling the grip enhances the security of the hold, particularly in adverse conditions or for users with sweaty hands, providing better control during rapid firing sequences.
  • Cerakote Coating: Applying a Cerakote finish to the Glock 21 adds corrosion resistance and durability, while also offering an opportunity to personalize the firearm with a variety of colors.

These modifications allow you to tailor the Glock 21 to your specific shooting needs and preferences, enhancing both the functionality and the aesthetics of the firearm.


How reliable are Glock 21 Guns in Various Conditions?


Glock 21 handguns are highly regarded for their exceptional reliability in a variety of conditions, which makes them a preferred choice for law enforcement, personal defense, and recreational use. Their robust construction and straightforward design ensure consistent performance, even under challenging circumstances.

  • Dry Conditions: The Glock 21 performs reliably in dry environments due to its durable construction and minimal dependence on external lubrication. This reduces maintenance needs and ensures the gun remains functional without issues related to dryness.
  • Wet Conditions: In wet conditions, including rain or high humidity, the Glock 21 maintains effective operation. Its components are sealed, and the use of corrosion-resistant materials, such as the nDLC finish on the slide and barrel, protects against moisture, preventing rust and internal damage that could impair functionality.
  • Dirty or Dusty Environments: The Glock 21 excels in environments filled with dirt or dust. Its simple internal mechanics reduce the likelihood of malfunctions caused by debris accumulation, and tight seals around critical components prevent dirt from entering and affecting performance.
  • Extreme Temperatures: The Glock 21 is designed to operate across a wide range of temperatures. It withstands extreme cold that can cause failure in metal parts and lubricants, as well as extreme heat which might affect the handling and performance of other firearms. Its polymer frame and specially treated components are resistant to temperature-induced degradation.

The Glock 21's ability to deliver reliable performance in diverse and extreme environments is a testament to its superior engineering and quality construction. This reliability is a pivotal reason why it is highly valued by professionals and firearm enthusiasts needing a dependable weapon in any condition.


What are the Ergonomic Considerations when handling Glock 21 Pistol?


When handling the Glock 21 pistol, ergonomic considerations are crucial for ensuring comfort, control, and a positive shooting experience.

  • Grip Design: The Glock 21 features an ergonomically designed grip that fits the natural contours of the hand, promoting a secure and comfortable hold. The grip surface is textured to provide additional traction, enhancing stability and control during firing.
  • Frame Size and Shape: The full-sized frame of the Glock 21 is engineered to provide ample surface area for a firm grip, which aids in easy handling and maneuverability while ensuring a solid grip for various hand sizes.
  • Trigger Reach and Feel: The trigger reach of the Glock 21 is designed to accommodate different hand sizes comfortably. It features a smooth and consistent trigger pull, which improves shooting comfort and control, allowing for precise and accurate shot placement.
  • Recoil Management: The Glock 21 is designed to minimize felt recoil. Its balanced design and low bore axis help reduce muzzle flip, enhancing shooter comfort and enabling quicker follow-up shots, thus improving overall control.
  • Accessory Compatibility: The Glock 21 is compatible with a variety of accessories, including grips and trigger modifications, allowing users to customize the pistol to their ergonomic preferences. This customization enhances the handling characteristics to better suit individual needs.
  • Replaceable Grips: The grips on the Glock 21 are replaceable. Glock offers modular backstrap options that can be changed to adjust the grip size and shape to better fit an individual’s hand. Additionally, the aftermarket includes numerous grip enhancements, ranging from grip sleeves to custom stippling, providing further customization options.

When selecting grips for the Glock 21, consider grip size, texture, and material.

  • Grip Size: Ensure the grip size accommodates your hand comfortably for a secure hold.
  • Texture: Choose a texture that provides sufficient traction for control without causing discomfort, especially during extended shooting sessions.
  • Material: The material affects both the durability of the grip and the feel in your hand. Options range from rubberized grips for enhanced comfort to aggressive textures for better grip in adverse conditions.

These ergonomic features and considerations highlight the Glock 21’s adaptability, making it a practical choice for users seeking a comfortable, controllable, and customizable handgun experience.


What are the Common Characteristics of Glock 21 Pistols?


The common characteristics of Glock 21 pistols contribute to their reputation for power, reliability, and user-friendly design, making them a popular choice among shooters for various applications.

  • Glock 21 Caliber: .45 ACP
  • Magazine Capacity: Standard capacity of 13 rounds
  • Barrel Length: Typically 4.61 inches
  • Weight (Unloaded): Approximately 29.28 ounces
  • Overall Length: Around 8.07 inches
  • Trigger Pull: Typically around 5.5 pounds Glock 21
  • Frame Material: Durable polymer construction
  • Slide Material: Robust steel construction
  • Finish: Features a durable, corrosion-resistant nDLC finish Recoil Management: Incorporates Glock's recoil mitigation system for enhanced control, helping to manage the powerful .45 ACP recoil
  • Sight System: Equipped with fixed sights for reliable target acquisition
  • Accessory Rail: Integrated rail for mounting lights or lasers, enhancing tactical versatility
  • Reliability of Glock 21: Known for exceptional reliability in various conditions, from dry to wet and dusty environments
  • Ergonomics: Ergonomically designed grip with textured surfaces for improved handling and control, accommodating various hand sizes
  • Safety Features: Includes Glock's Safe Action system with multiple mechanical safeties, including trigger safety, firing pin safety, and drop safety, ensuring secure operation

These features make the Glock 21 a robust, versatile, and reliable firearm suitable for a wide range of shooting needs.


What is the Suggested Training for handling Glock 21 Pistols?


The suggested training for handling Glock 21 pistols includes comprehensive firearms training courses that encompass basic firearm safety, proper handling techniques, marksmanship fundamentals, and defensive shooting skills.

  • Basic Firearm Safety: Training should start with a thorough understanding of firearm safety rules. Key principles include treating every firearm as if it is loaded, keeping the finger off the trigger until ready to shoot, and always being aware of the target and what lies beyond it.
  • Proper Handling Techniques: Students should learn how to safely load, unload, and clear malfunctions with the Glock 21 pistol. Emphasis should be placed on proper grip, stance, and sight alignment to ensure accurate and effective shooting.
  • Marksmanship Fundamentals: Training should focus on developing core marksmanship skills, including proper sight alignment, sight picture, and trigger control. Regular practice drills are essential for improving accuracy and precision.
  • Defensive Shooting Skills: For those using the Glock 21 for self-defense, training should include scenarios and drills that simulate real-world defensive situations. This training should emphasize decision-making, situational awareness, and the effective use of cover and concealment.
  • Continued Practice: Regular practice sessions at the range are crucial for maintaining proficiency with the Glock 21. Students should engage in live-fire practice, dry-fire drills, and scenario-based training exercises to continually hone their skills.

Overall, the suggested training for handling Glock 21 pistols aims to develop safe, competent, and confident shooters, prepared for recreational shooting, competition, or self-defense scenarios.


Is Glock 21 Better than a 357 Sig?


No, the Glock 21 is not necessarily better than a .357 SIG, it depends on the intended use. The Glock 21, chambered in .45 ACP, offers significant stopping power and a standard magazine capacity of 13 rounds, making it ideal for personal defense and duty use. In contrast, the .357 SIG is known for its high velocity and flat trajectory, providing excellent accuracy and penetration. Each caliber has its strengths: the .45 ACP for its impact and the .357 SIG for its precision.


Is the Glock 21 a Good for Concealed Carry?


No, the Glock 21 is not good for concealed carry. Its full-sized frame, overall length of 8.07 inches, and weight of approximately 29.28 ounces unloaded make it bulky and less concealable compared to compact models.


What are the Best Glock 21 Holsters?


The best Glock 21 holsters are precisely molded to fit the pistol, but also any accessories you might use. For example, if you carry a tactical light or laser attached to your Glock, you’ll need a well made Glock 21 holster with light. The best holster for Glock 21 and a tactical light or laser is the Comfortable Belt Holster (Light & Laser). Besides a premium fit for your Glock and light, this Glock 21 holster offers great stability on the belt and instant access to your firearm.


Are there Shoulder Holsters for Glock 21?


Yes, there are shoulder holsters for the Glock 21. The best Glock 21 shoulder holsters are designed to distribute the weight of the full-sized Glock 21 across the shoulders, making it more comfortable for extended wear. They also offer a secure fit, excellent balance, and often include space for spare magazines.