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Bolt Carrier rebuild kit Includes all of the parts needed to completely rebuild your bolt and carrier. includes extractor,
extractor spring & pad, extractor pin, ejector, ejector pin, ejector spring, 3 bolt gas rings, carrier key, 2 carrier key screws, firing pin, firing pin retainer, and O ring.

Bolt rebuild kit Includes all of the parts needed to completely rebuild your bolt. Includes extractor, extractor spring & pad, extractor pin, 3 bolt gas rings, and O ring.

Extractor upgrade kit.  With this kit simply install this replacement spring, plunger, and oring to increase extraction force by more than four times! Yes, it's a simple device, but if extraction is your problem, this is the simplest, and most inexpensive, solution you will find in the marketplace today.