Manufactured by Fleming and individually marked, this auto-sear has been used to upgrade the Colt AR-15A2 rifle in this lot for selective fire operation. See B for more details.

Originally manufactured as a semi-automatic rifle, this Colt AR-15A2 was modified to serve as the host for the auto sear listed in A. Adjustable post front and two-leaf rear sights, with an A2 flash hider and bayonet lug on the "C MP 5.56 NATO 1/7" marked barrel, ribbed round handguard, checkered pistol grip and two-position telescoping buttstock. The upper receiver is equipped with a casing deflector and a round forward assist. The lower receiver has the Fleming address on the front, "AUTO" added to the third selector position, and has been drilled for the support pin for the sear. The internals have been properly configured for semi-automatic and full-automatic operation, with a "C" marked full auto bolt carrier, unmarked bolt head, and a chrome plated firing pin