AR Stoner makes great replacement parts for your AR-15. They are made to tight specifications and provide excellent fit and reliable operation in AR series rifle, making them perfect for upgrading exisitng components or replacing worn or broken parts. The 8620 Steel bolt carrier assembly is phosphated with a chrome lined interior to ensure reliability. The chrome lined and sealed gas key is attached with Grade 8 screws and properly staked in place. The Mil-Spec dimensions allow the use of any standard AR-15 bolt and firing pin, making this a great choice for non-standard caliber builds as well.
Note: This is the bolt carrier and key only, all other components are sold seperately.