Variations in Early AR-15/M16 Rifle Buttstocks - Armament Research Services (ARES)

Chuck Madurski A surprising—albeit subtle—variety of fixed polymer buttstocks were used on early AR-15/M16-series rifles. There are five basic types, although it does not appear that these ever received unique manufacturer’s designations. Collectors today know them as the Type A through Type E. These stocks were fitted to the Colt Models 601 through 604, and

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