Lead & Steel LLC AR9 9mm Barrel, 5.5" Straight Profile Black Nitride - LS9MM5.5-28

This Lead & Steel LLC AR9 barrel is a 5.5" 9mm barrel with a straight profile, manufactured from chrome moly vanadium steel with black nitride finish. It features a 1:10" twist rate and is designed for direct blowback AR-9 platforms. The barrel ships ready to install on compatible AR-9 lower receivers.