COLT USED LOWER PARTS KIT

Complete kit contains every internal part needed to complete or rebuild an AR lower receiver.

Kit includes A2-style pistol grip, trigger, trigger spring, hammer, disconnector, hammer/trigger retaining pins, hammer spring, bolt stop and screw, selector, selector detent, bolt catch, magazine catch, magazine release button, front pivot pin, rear takedown pin, buffer retainer, and all necessary pins, springs, detent and screws. AR-15/M16 fits mil-spec AR-15/M16 lower receivers.