The XTS AR-15 Complete Lower Parts Kit has everything you need to finish a stripped AR-15 lower receiver in one bag. It includes the trigger, hammer and disconnector with their springs and pins, the selector, magazine catch, bolt catch, takedown and pivot pins with detents, an aluminum trigger guard, and an A2 pistol grip with its screw and lock washer.
Includes all of the following:
The kit fits mil-spec AR-15 stripped lowers. The buffer tube, buffer and stock are not included. After assembly, do a full function check: safety on and off, trigger reset, and hammer follow, before live fire.