Description
TacFire AR Build Kit Pistol includes parts to assemble an AR15-style .300 AAC Blackout pistol upper and supporting components. The kit centers on a 10.5 in parkerized barrel with 5/8″x24 thread and supplies a free-float M-LOK handguard, bolt carrier group, charging handle, and other AR15 upper and buffer components.
- 10.5 in parkerized .300 AAC Blackout barrel
- 5/8″x24 thread pitch and crush-washer-equipped spiral-fluted flash can
- 7 in clamp-on M-LOK free-float handguard
- Mil-Spec/.750 low-profile gas block and pistol-length gas tube with pin
- AR15 5.56/.223/.300AAC stripped billet upper receiver with M4 feed ramps
- 5.56 NATO bolt carrier group, MPI tested, nitride finish
- Mil-Spec/commercial castle nut, receiver end plate, dust cover, forward assist
- Pistol buffer tube with foam, 3 oz buffer and tube spring, USA-made lower parts kit, A2 pistol grip
| Part Type | AR Build Kit, Pistol |
|---|---|
| Caliber | .300 AAC Blackout |
| Barrel Length | 10.5 in |
| Thread Pitch | 5/8″x24 |
| Handguard Length | 7 in |
| Finish | Parkerized (barrel) |



