Glock 21 Gen4 .45 ACP Flat Dark Earth Pistol
Capacity: 13+1 · Barrel Length: 4.6 inches
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Specifications
Grip Polymer with interchangeable backstraps
Action Semi-Automatic
Finish Flat Dark Earth
Sights Standard Sights
Weight 29.3 ounces
Capacity 13+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 3
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 is a full-size .45 ACP semi-automatic pistol built around Glock’s Safe Action system. Its 4.6-inch barrel, 13+1-round capacity, and durable polymer frame make it suitable for service, defensive, and range use. The Flat Dark Earth frame includes Gen4 interchangeable backstraps for adjusting grip fit, while fixed standard sights provide a straightforward sight picture. Three 13-round magazines are included.
Key Features
- .45 ACP chambering delivers full-size defensive pistol performance
- 13+1-round capacity supports extended use between reloads
- 4.6-inch barrel balances sight radius and maneuverability
- Gen4 interchangeable backstraps help customize grip fit
- Glock Safe Action system incorporates trigger, firing pin, and drop safeties
- Fixed standard sights provide a durable, low-maintenance aiming systemบ
The Glock 21 Gen4 combines proven operation, adaptable ergonomics, and substantial .45 ACP capacity in a full-size platform.
5.0 | 3 Reviews
Free and Fast Shipping to the Lower 48 States.
- SKU:
- UG2150203FDE
- UPC:
- 688099401436
- BUDS ID:
- 415015499
Compatible Ammo
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Customer Reviews
5.0 out of 5
3 total reviews
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Latest Reviews
Daniel J.
2 years ago
Verified Purchaser
Awesome service, what...
Awesome service, what can I say it's a Glock and it works every time…
David R.
3 years ago
Verified Purchaser
great gun. Fast shipping
great gun. Fast shipping
Carlton K.
4 years ago
Verified Purchaser
It's a Glock and it...
It's a Glock and it shoots well right out of the box. Cleaned it and oiled went to my range and fired 2 mags with no issues I am pretty happy and this is my third glock.
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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 | Double Action | Semi-Automatic |
| Barrel Length (in.) | 4.6 | 5.0 | 4.5 | 4.46 | 5.5 |
| Caliber / Gauge | .45 ACP | .45 ACP | .45 ACP | .45 ACP | .45 ACP |
| Capacity | 13 | 8 | 13 | 10 | 13 |
| Finish | Flat Dark Earth | Black and Flat Dark Earth | Blue/Black | Flat Dark Earth Cerakote | Flat Dark Earth |
| Overall Length (in.) | 8.07 | 8.5 | 8.0 | 7.5 | 16.75 |
| Sights | Standard Sights | Standard Sights | Standard Sights | Night Sights | Standard Sights |
| Weight (lbs) | 1.83 | 1.85 | 1.85 | 1.95 | 5.9 |
| Manual Safety | No | Yes | No | Yes | Yes |
| Ambidextrous Safety | No | No | No | Yes | Yes |
| Trigger Safety | Yes | No | Yes | No | No |
| Grip Safety | No | Yes | No | No | No |
| Optic Ready | No | No | No | No | Yes |
| Threaded Barrel | No | No | No | No | Yes |
| Actions | Current Item |
