Rra lar8 x-1 rifle.308 win 6 pos 18" s/s bbl m-lok black! FEATURES:-Caliber: 308 Winchester-Barrel: 18"-Twist: 1:10"-RRA Operator A2 stock-Hogue Rubber Pistol grip-Overall length: 40.5"-Weight: 9.5 lbs Other Features: Free float 13" aluminum m-lok handguard.18" fluted bead blasted stainless barrel hogue grip.Operator car stock rra beast muzzle brake **uses fn fal type magazines** rra star safety selecter oversize winter trigger guard rock river case one magazine included.