Windham Weaponry has compiled all the necessary parts to keep your .308 functioning in the field in this convenient kit. All highest quality parts, this essential kit includes: .308 Firing Pin; a Firing Pin Retaining Pin; .308 Bolt Cam Pin; .308 Extractor Cartridge; Extractor Pin; Extractor Spring; Extractor O-Ring; a Set of three .308 Bolt Gas Rings; Hammer and Trigger Springs; Disconnector Spring; Hammer and Trigger Pins; and a CP-02 Chamber Plug/Safety Flag.