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 PRODUCT SPECIFICATIONS: Dimension 0.50 X 3.05 X 3.20 Height 0.5000 Width 3.0500 Length 3.2000 TYPE/COLOR AR-15 BOLT KIT SIZE/FINISH AR-15 MATERIAL STEEL AR-15 ACCESSORY Y OTHER FEATURES: EXTRACTOR, EXTRACTOR PIN, EXTRACTOR SPRING, USGI GAS RINGS, O RING/EXTRACTOR INSERT














