Anderson Manufacturing's Complete Lower Parts Kit includes: Bolt Catch, Bolt Catch Plunger, Bolt Catch Roll Pin, Bolt Catch Spring, Buffer Retainer, Buffer Retainer Spring, Disconnector, Disconnector Spring, Hammer, Hammer Pin, Hammer Spring, Magazine Catch, Magazine Catch Button, Magazine Catch Spring, Pistol Grip, Pistol Grip Lock Washer, Pistol Grip Screw, Pivot Pin, Pivot Pin Detent, Pivot Pin Detent Spring, Selector, Selector Detent, Selector Detent Spring, Takedown Pin, Takedown Pin Detent, Takedown Pin Detent Spring, Trigger, Trigger Guard, Trigger Guard Roll Pin, Trigger Pin and Trigger Spring.
Specifications:

Type	Lower Parts Kit
Model	AR-15
Dimensions	.223/5.56
Size	5.56mm
Material	Various
Action
Trigger
Safety
Thread Pattern
Finish	Black
Bolt Type
Hand
Hammer Type
Max Capacity