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

The CMMG 55AFF68 Bolt Rehab Kit is a mil-spec replacement parts package designed to refresh and restore the bolt assembly on your AR-15 chambered in .223 Rem / 5.56x45mm NATO. Whether you are rebuilding a worn bolt after heavy use or keeping a service kit on hand, this comprehensive set of small components covers the most commonly replaced wear items in one convenient package.

The Bolt Rehab Kit includes: firing pin, firing pin retaining pin, three gas rings, extractor O-ring, extractor pin, extractor, bolt carrier retaining pin, and extractor retaining pin. All components are manufactured to mil-spec standards for precise fit and long-term reliability, and feature a black finish to match standard AR-15 bolt assemblies.

Compatible with standard AR-15/M16-pattern bolt carrier groups, this kit is an essential addition to any armorer's bench or field-repair loadout. CMMG is a respected manufacturer known for quality AR-pattern components and complete rifles.