Windham Weaponry KIT-Builder: Lower Receiver Parts Kit Less Fire Control Parts for AR15

This Windham Weaponry Lower Parts Kit was designed to give the AR Builder everything needed for those who want to add their own custom trigger & hammer that includes the highest quality parts. Included: AR Safety Selector Lever Safety Detent Safety Detent Spring Bolt Catch Bolt Catch Spring Pin Bolt Catch Plunger Bolt Catch Spring Magazine Catch Magazine Catch Spring Magazine Catch Button Takedown/Pivot Pin Detents (2) Takedown/Pivot Pin Springs (2) Pivot Pin Takedown Pin Trigger Guard (Aluminum