CMMG AR Parts Kit, Lower Spring and Pin Kit, Trigger Spring, Hammer Spring, 2 Hammer Trigger Pins, 2 Takedown Springs, Disconnector Spring, Safety Selector Detent/Spring, Bolt Catch Spring/Plunger/Coil Pin, Trigger Coil Pin, Buffer Retainer/Retainer Spring, Takedown Detent 55AFF75
Specifications:

Type	Spring Kit
Model	Lower
Dimensions
Size	AR-15/M16/M4
Material
Action
Trigger
Safety
Thread Pattern
Finish	Black
Bolt Type
Hand
Hammer Type
Max Capacity