Aero Precision's 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. Made in America!
Lower Parts Kit 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)
- Buffer retainer
- Buffer retainer spring
- Trigger guard
- Trigger guard roll pin
- A2 pistol grip
- Pistol grip screw
- Pistol grip lock washer
- Trigger spring
- Hammer spring
- Disconnector spring
- Magazine catch body
- Magazine catch spring
- Magazine catch button
- Hammer
- Trigger
- Disconnector
