Faxon Firearms AR-15 Barrel 300 Blackout 9" 1:5 Twist Gunner Profile, Black Nitride - 15B35P9NGQ-5R-NP3

Faxon AR-15 barrel chambered in 300 Blackout with a 9-inch length and 1:5 twist rate optimized for subsonic and supersonic ammunition. Features a Gunner profile contour and black nitride finish for corrosion resistance and durability. Direct drop-in replacement for standard AR-15 platforms with standard threading.