POF USA .308 Roller Cam Pin Assembly RCPA308. 308 AR-10 style piston driven and gas impingement rifles. Reduces friction and drag of the bolt carrier. Roller cam pin rolls as the action moves. NP3 coated and the body is Mil-spec hard chrome plated....
POF USA .308 Roller Cam Pin Assembly RCPA308. 308 AR-10 style piston driven and gas impingement rifles. Reduces friction and drag of the bolt carrier. Roller cam pin rolls as the action moves. NP3 coated and the body is Mil-spec hard chrome plated....