10.5 inch stainless steel 416R 10.5 inch 1x8 twist 5.56/.223 barrel

10.5 inch 5.56/.223 wylde stainless steel 416R shoots both 5.56/.223 1x8 twist m4 contour m4 feed ramps carbine gas length uses a .750 gas block ( not included) 1/2x28 threaded