Lead & Steel LLC AR9 9mm Luger 4.50" Barrel, Threaded Black Nitride - LS9MM4.5-28

This is a 4.50" AR9 9mm Luger barrel with 1:10" twist rate, constructed from chrome moly vanadium steel with black nitride finish for durability and corrosion resistance. The barrel features a threaded muzzle for attaching suppressors or other muzzle devices. It is designed for use in AR-9 platform rifles and installs using standard AR barrel installation methods.