Patriot Ordnance Factory (POF) Roller Cam Pin

Reduces friction and drag of the bolt carrier. The roller cam pin rolls as the action moves. The roller cam pin is NP3 coated and the body is Milspec hard chrome plated. This allows the pin to operate without lube. Please NOTE: Can be used with both Piston and Direct Impingement systems. Please note that with Direct Impingement, user must remove gas key to remove/install roller cam.