TacFire AR-15 Pistol-Length Gas .300 Blackout 1:8 Nitride Barrel

The TacFire AR-15 Pistol-Length Gas .300 Blackout 1:8 Nitride Barrel features 4150 Chrome Moly Vanadium steel construction with a corrosion-resistant nitride finish. This drop-in .300 Blackout barrel features a government profile and is compatible with pistol-length gas systems and has a .750" gas block journal. Other features include a 1:8 twist and 5/8x24 threads.