Description
TacFire AR Build Kit Pistol is a parts kit for building an AR pistol in 45 ACP, including a 7.5 in nitride barrel and a birdcage flash hider with crush washer. It also includes a stripped billet upper receiver with M4 feed ramps, a 45 ACP Glock bCG, and Mil-Spec lower parts for an A2 style black pistol grip. Thread pattern is 5/8×24.
What’s included
- 45 ACP 7.5 in nitride barrel
- Birdcage flash hider with crush washer
- Ultra slim 7 in clamp on MLOK free float handguard
- AR-15 5.56/.223/.300AAC stripped billet upper receiver with M4 feed ramps
- 45 ACP-Glock bCG
- Mil-Spec charging handle (aluminum) with steel latch
- Dust cover, forward assist, receiver end plate
- Mil-Spec/commercial castle nut, steel
- Pistol buffer tube with foam, 5.5 oz buffer and tube spring
- AR-15 USA made lower parts kit and standard A2 style black pistol grip
| Specs | Details |
|---|---|
| Action | AR Pistol |
| Barrel Length | 7.5 in |
| Caliber | 45 ACP |
| Thread Pattern | 5/8×24 |



