GLOCK G-21 .45 ACP
Guns International #: 103608182 Seller's Inventory #: 660321
Category: Glock Pistols - G21 - .45 ACP Pistols

Seller's Information
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Verified Seller
Seller: Guns Dot Com
Member Since: 9/8/21
State: Minnesota
Zip: 55337
Country: United States
Platinum Seller
Number of Active Listings: 43345
Total Number of Listings: 486515
Seller: FFL Dealer
Return Policy: 3 day inspection and return policy on used guns.
CERTIFIED USED GUNS Guns Certified Used Guns may be returned within 3 days after the transfer is complete for any reason for a full refund, minus any fees, shipping costs and a 15% restocking fee. A Guns Certified Used Gun may also be returned within 7 days if it is malfunctioning with proper use. NON-CERTIFIED USED GUNS Non-certified used guns can be returned if there is a mechanical defect that occurs within 3 calendar days of the physical transfer of the firearm to your possession. All other reasons for returns on non-certified used guns are ineligible.
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Description:
Guns Listing ID: 660321



The GLOCK 21 is a full-size, striker-fired semi-automatic pistol chambered in .45 ACP, designed for duty use, law enforcement, and home defense. It is known for combining .45 caliber power with Glock’s reputation for reliability and simplicity.

Caliber: .45 ACP
Action: Striker-fired (Glock Safe Action System)
Barrel Length: 4.61 inches
Overall Length: 8.07 inches
Height: 5.47 inches
Width: 1.27 inches
Weight: ~26 oz (unloaded, varies slightly by generation)

The Glock 21 uses a polymer frame and a steel slide with a durable corrosion-resistant finish. It is built on Glock’s large-frame platform to accommodate the .45 ACP cartridge while maintaining manageable recoil.

Magazine Capacity:

Standard: 13 rounds (.45 ACP)
Extended and aftermarket magazines may be available depending on jurisdiction and generation

Sights:

Standard fixed Glock polymer “U-dot" sights
Commonly upgraded with night sights, steel sights, or fiber-optic sights

Trigger System:

Glock Safe Action system with three passive internal safeties
Consistent trigger pull typically around 5.5 lbs
Short reset for faster follow-up shots

Frame & Ergonomics:

Full-size polymer frame designed for durability and recoil control
Textured grip for secure handling
Finger grooves (on earlier generations) or updated grip profiles depending on generation
Designed for a high grip angle to help control muzzle rise
Accessory rail (on later generations) for lights and lasers

Slide:

Full-size steel slide with corrosion-resistant finish
Serrations for easier manipulation (varies by generation)
Built for long-term duty reliability and heavy use

Safety Features:

Trigger safety tab
Firing pin safety
Drop safety
(No external manual safety)

Price: $399.99

Manufacturer: GLOCK
Model: G-21
Caliber Info: .45 ACP
Condition: Used - Non-Certified
Barrels: 4.61" BARREL
Action: SEMI AUTOMATIC
Finish: black