American Tactical, Milsport, Semi-automatic, AR-Style Pistol, 5.56 NATO 8.5" Threaded Barrel, Thread Pitch, Matte Finish, Black, 7" M-LOK Handguard, Pistol Stabilizing Brace, 30 Rounds, 1 Magazine 5/8X24 Threaded Barrel 7" M-LOK Handguard A2 Flash Hider Includes (1)-30 Round Magazine RED/GREEN DOT WITH GREEN LASER Product Description The ATI Milsport RIA Rifle is a semi-auto pistol chambered in 5.56 featuring an 8.5-inch barrel and a 30-round magazine capacity. It is equipped with a threaded barrel and a 7-inch M-LOK handguard for attaching accessories.