Colt M4/AR15 Bolt Catch Roll Pin P/N: SP95105
Factory Colt roll pin / spring pin that retains the bolt catch in the M4, AR-15, and M16 lower receiver. Small service part. Sold individually...
Factory Colt Cam Pin for 5.56mm AR15/M4/M5-platform. Currently these are coming with a gray dry lube powdery phosphate finish instead of the older black finish.