Includes the following lower receiver parts:
- Pistol Grip
- Trigger
- Hammer
- Disconnector
- Selector
- Bolt Catch Spring
- Detent Spring
- Bolt Catch Buffer
- Take Down Detent
- Bolt Catch
- Magazine Catch Spring
- Bolt Catch Roll Pin
- Magazine Catch Button
- Magazine Catch
- Front Pivot Pin
- Hammer Spring
- Trigger Spring
- Pistol Grip Screw
- Pistol Grip Lock Washer
- Selector Spring
- Detent Selector
- Hammer Pin
- Trigger Pin
- Take Down Pin
- Buffer Retainer Pin
- Buffer Retainer Spring
- Disconnector Spring
