These pins are the STRONGEST that can be produced and were designed to withstand the high impact of full and semi-automatic 9mm and .223 suppressed weapons. An absolute must-have for all M-16 owners. Special anti-creep retainers prevent wear on your irreplaceable M-16 receiver. They will also protect your AR-15 from wear. Pin installation tool & 2 Allen wrenches included.
- The pins are made from stainless steel and the end retainers are black oxide Steel. No modification to gun required.