MP Accessories 1085634 AR Lower Parts Kit AR15 Black

This AR15 lower receiver kit includes everything needed to build a complete lower receiver. Included is a bolt catch plunger roll pin and catch spring buffer retainer and spring disconnecter and spring hammer pin and spring magazine catch button and spring pistol grip grip lock washer and grip screw pivot pin pin detent and pin detent spring selector detent and detent spring takedown pin pin detent and pin detent spring trigger trigger guard guard roll pin and a trigger pinspring.