Glock 21 Gen4 US .45 ACP Blue/Black Pistol
Capacity: 10+1 · Barrel Length: 4.6 inches
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Specifications
Grip Polymer
Action Semi-Automatic
Finish Blue/Black
Sights Standard Sights
Weight 29.28 ounces
Capacity 10+1
Grip Safety No
Optic Ready No
Barrel Length 4.6 inches
Manual Safety No
Overall Length 8.07 inches
Trigger Safety Yes
Caliber / Gauge .45 ACP
Threaded Barrel No
Magazines Included 2
Ambidextrous Safety No
WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to WWW.P65WARNINGS.CA.GOV
Description
Product Overview
The Glock 21 Gen4 US is a full-size semi-automatic pistol chambered in .45 ACP. It features a 4.60-inch barrel, a durable Blue/Black finish, fixed 3-dot sights, and a 10-round magazine configuration. The Gen4 frame provides a rough-textured grip, interchangeable backstraps for a more personalized fit, and a reversible magazine catch for improved left- or right-handed operation. A dual recoil spring assembly helps manage recoil and supports long-term durability.
Key Features
- .45 ACP chambering for full-size defensive and range use
- 4.60-inch barrel and fixed 3-dot sights for consistent sight alignment
- 10+1 capacity with included 10-round magazines
- Gen4 rough-textured polymer frame improves handling and purchase
- Interchangeable backstraps help tailor grip fit
- Reversible magazine catch supports left- or right-handed operation
The Glock 21 Gen4 US combines proven Glock reliability with adaptable Gen4 ergonomics and a substantial .45 ACP format.
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- SKU:
- G21410US
- UPC:
- 764503913228
- BUDS ID:
- 719011797
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Retail Availability
Bud's Gun Shop - Lexington, KY
1105 Industry Road, Lexington, KY 40505
Bud's Gun Shop - Sevierville, TN
2270 Two Rivers Blvd, Sevierville, TN 37876
Uncle Lee's - Greenville, KY
820 Main St, Greenville, KY 42345
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| Action | Semi-Automatic | Semi-Automatic | Semi-Automatic | Semi-Automatic | Single Action |
| Barrel Length (in.) | 4.6 | 4.5 | 4.1 | 4.5 | 5.0 |
| Caliber / Gauge | .45 ACP | .45 ACP | .45 ACP | .45 ACP | .45 ACP |
| Capacity | 10 | 13 | 10 | 13 | 7 |
| Finish | Blue/Black | Blue/Black | Blue/Black | Black Polycoat | Blue/Black |
| Overall Length (in.) | 8.07 | 8.0 | 7.7 | 8.5 | 8.75 |
| Sights | Standard Sights | Standard Sights | Standard Sights | Standard Sights | Standard Sights |
| Weight (lbs) | 1.83 | 1.85 | 1.88 | 1.76 | 2.38 |
| Trigger Safety | Yes | Yes | No | Yes | N/A |
| Optic Ready | No | No | Yes | Yes | No |
| Grip Safety | No | No | No | No | Yes |
| Manual Safety | No | No | No | No | Yes |
| Actions | Current Item |
