CMMG 55AFF68 Bolt Rehab Kit 223 Rem/5.56x45mm NATO Fits AR-15

CMMG Parts Kit, AR15, Bolt Rehab. kit includes firing pink, firing pin retain pin, three gas rings, extractor O-ring, extractor pin, extractor, bolt carrier retaining pin and extractor retaining pin. All parts are Mil-Spec.