
TacFire AR-15 Complete Upper .300 Blackout 10″ Barrel Black with Bolt Carrier Group
November 21, 2025
TacFire 10.5″ Unassembled AR 300 Blackout Pistol Build Kit with Lower Parts Kit
November 21, 2025TacFire 7.5″ Unassembled AR 300 Blackout Pistol Build Kit with Lower Parts Kit
$390.77
TacFire 7.5″ Unassembled AR 300 Blackout Pistol Build Kit with Lower Parts Kit
1 in stock
TacFire's AR-300 Unassembled pistol build kit includes a black parkerized barrel with a 1:7 twist rate 5/8×24 spiral fluted Krink style frowarder muzzle device; a Slim M-Lok free-float handguard; 7075-T6 billet aluminum stripped upper; 5.56 bolt carrier group; Mil-Spec charging handle dust cover forward assist heavy buffer pistol length gas tube low profile gas block; complete pistol buffer tube A2 black pistol grip and lower parts kits all made in the USA.
- Steel/Aluminum
- Finish – Black Parkerized
- AR-Style
| UPC | 811261029033 |
|---|---|
| Manufacturer | TacFire |
| Manufacturer Part Number | PK300LPK-7 |


