Bushmaster XM-15 E2S 450 Bushmaster 20" 5+1 Rifle, Matte Black - 0010010BLK

Semi-auto centerfire rifle chambered in 450 Bushmaster with a 20" barrel and 5+1 capacity. Features an optics-ready receiver, 14" M-LOK free-float rail, Snake Charmer muzzle brake, A2 fixed stock, and DM2S 2-stage trigger. Weighs 7.06 lbs with a 1-in-24" twist rate.