The MK18 AR15 style Pistol is inspired by the original MK18, which has been extremely popular within the Law Enforcement and Special Operations communities. This firearm is classified as a Pistol and not a Short Barreled Rifle. The MK18 Pistol features the picatinny quad rail and a 10.3 inch Cold Hammer Forged Barrel. The MK18 RISII features DD's 6-bolt Bolt-Up System and has been rigorously tested. This pistol comes equipped with the SB Tactical SBA3 Pistol Stabilizing Brace with 5 positions of adjustability and integral, ambidextrous QD swivel attachment point. The independently ambi GRIP-N-RIP Charging Handle accommodates left- and right-handed shooters. This pistol comes equipped with the ergonomic Daniel Defense Pistol Grip with an integral trigger guard and soft touch overmolding.