All of the parts you need to get started on your next AR15 build. Combine this kit with a buttstock kit to complete your lower group.
AC AR Lower Receiver Parts Kit, black Finish is a complete kit and includes Takedown Pin, Receiver Pivot Pin, Takedown Pin Detent (2), Takedown Pin Detent Spring (2), Hammer and Trigger Pin (2), Hammer Spring, Trigger Spring, Disconnect, Disconnect Spring, Safety Selector, Selector Detent, Selector Detent Spring, Lock Washer, Pistol Grip Screw, Hammer, Trigger, Pistol Grip, Magazine Catch, Magazine Catch Spring, Magazine Release Button, Trigger Guard Assembly, Trigger Guard Pivot Spring Pin, Bolt Catch, Bolt Catch Plunger, Bolt Catch Spring Pin, Bolt Catch Spring, Buffer Retainer, Buffer Retainer Spring.
All parts meet or exceed mil-spec standards. It fits AR15.