Gen 2 Mod 2 Non-Rotate Trigger/Hammer Pins .154 Small Pin Applications.

Sizes: Small .154 dia.; Small .1555 dia.; Large .170 dia. THESE ARE THE GENERATION 2 MODIFICATION 2 PIN SETS. THEY ARE THE STRONGEST PINS THAT CAN BE PRODUCED AND WERE DESIGNED TO WITHSTAND THE HIGH IMPACT OF FULL AND SEMI-AUTO 9 mm AND SUPPRESSED .223 WEAPONS. Stainless steel pins. End retainers are black oxide, dark earth, or OD green. Connectors have phosphate finish. An absolute must-have for all M-16 owners. They will also protect your AR-15. Special anti-creep retainers prevent wear on your irreplaceable M-16 or AR-15 receiver. Pin installation tool & 2 allen wrenches included. No modification to gun required. The .1555 dia. pin is for worn receiver trigger and hammer pin holes. Being non-rotational, further wear is eliminated. They will also fit new receivers and will remove the free-play in match triggers. (.1555 will not fit Jewell Trigger System.)