Description
Product Description
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Description: Glock G21 Gen3 & Gen4 .45 ACP Threaded Barrel w/ Thread Protector, 5.06″, .578″x28 RH. Produced from steel, this threaded Glock barrel is manufactured for G21 Gen3 and Gen4 pistols chambered in .45 ACP. This barrel has .578″ x 28 TPI threads, barrel length of 5.06″ and includes a thread protector. Featuring a black coated finish, this barrel is perfect for your next workshop project or as an immediate replacement for a lost or damaged component.
Features:
- Thread Protector Included
- 5.06″ Barrel Length
- .578″x28 RH
Models Fit:
- Glock G21 Gen3
- Glock G21 Gen4
Manufacturer: Glock Inc.
| Note: It is recommended that all Glock parts be installed by a Glock certified Armorer. |
PRODUCT SPECIFICATIONS:
- Barrel Length: 5″
- Barrel Thread Pitch: .578″ x 28 TPI
- Brand: Glock
- Caliber: .45 ACP
- Finish / Color: Black
- Firearm Type: Pistol
- Material: Steel
- Models Fit: Glock G21








