The CMMG AR-15 Survival Kit contains all the parts that should be kept on-hand, in case of a much needed repair. A great kit to keep in your range bag, or keep with your gear. Kit contains the following parts: Ejector
Ejector/selector spring (2)
Extractor
Extractor spring and buffer
Extractor pin
Ejector roll pin
Receiver takedown pin
Disconnector
Gas ring (3)
Cam pin
Carrier key screw (2)
Firing pin
Firing pin retaining pin
Receiver pivot pin
Takedown/pivot pin detent (2)
Disconnector spring
Hammer spring
Trigger spring
Gammer/trigger pin (2)
Selector detent
Takedown/pivot pin detent spring (2)

SPECS: Fits AR-15 rifles.