AERO PRECISION AR-15 STANDARD LOWER PARTS KIT; 000000004055; 2100000040469;
Our lower parts kit helps you to build a custom AR15 from the ground up. Mil-spec dimensions and coating ensure the highest quality and correct component interface.
INCLUDES:
Takedown/pivot Spring
Takedown/pivot detent
Trigger/hammer pin
Takedown pin
Pivot pin
Bolt Catch
Bolt Catch Spring
Bolt Catch buffer
Bolt catch roll pin
Safety Selector
Safety Selector spring
Safety Selector detent
4-40 Set Screw (for threaded takedown pin detent hole)