Ballistic Advantage Modern AR-15 9" Pistol-Length Gas .300 Blackout 1:7 CMV Barrel

Featuring a 1:7 5R twist rate, the Ballistic AdvantageA(R) Modern AR-15 9" Pistol-Length Gas .300 Blackout 1:7 CMV Barrel is a drop-in barrel upgrade designed for superior precision and accuracy with your AR-15 pistol. This DRP profile barrel features a 5/8x24 thread pitch for use with your favorite muzzle devices and it's compatible with pistol-length gas systems. This barrel is constructed with Chrome Moly Vanadium steel and features a corrosion-resistant QPQ finish. Also features a .750" gas block journal and a QPQ coated M4 feed ramp extension.