Don't get caught short or let a broken shotgun ruin your hunt. Convenient, pre-packaged kits contain the parts most often required for emergency, field repairs. All parts are Remington, Mossberg and Winchester Factory, tagged with the Brownells stock number, current factory parts number and bagged individually. Firing pin, firing pin spring, firing pin retaining pin, bolt buffer, right-hand extractor, extractor plunger, extractor spring, operating handle, barrel seal, front and rear trigger plate pins. Fits 12 gauge only. Mfg: Brownells SPECS: Kits contain one each of parts listed unless otherwise noted.