Bcm Bolt Upgrade/rebuild Kit - Sopmod Ar-15

Bcm bolt upgrade/rebuild kit sopmod ar-15

Kit Includes:
-Extractor made to USGI specs (shot peened)
-Extractor pin
-BCM extractor spring (chrome silicon, heat treated & stress relieved, shot peened)
-3 USGI gas rings
-Crane Ind O-ring (Mil-Spec)
-Black extractor insert

Other Features: Extractor, extractor pin, extractor spring, usgi gas rings, o ring/extractor insert