COLT PARTS 62126-AR15(R)-CRUSH WASHERS,FRONT HAND 61785-AR15(R)-SAFETY DETENT 615695-AR15(R)-SAFETY DETENT SPRING 62366-CAR15(R)-GAS TUBE 62373-CAR15(R)-ACTION SPRING 62381-CAR15(R)-HANDGUARD SET 62346-CAR15(R)-PIVOT PIN, RECEIVER