CMMG Lower Parts Gunbuilder’s Kits contain the needed parts to complete an AR-15 lower receiver. These kits come less the trigger, grip and trigger guard.
Kit Includes:
- Takedown pin
- Receiver pivot pin
- Takedown pin detent (2)
- Takedown pin detent spring (2)
- Hammer and trigger pin (2)
- Safety selector
- Selector detent
- Magazine catch
- Magazine catch spring
- Magazine release button
- Bolt catch
- Bolt catch plunger
- Bolt catch spring
- Bolt catch spring pin
- Buffer retainer and buffer retainer spring.
