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The M & P AR-15 Rifle Cuctomizable Lower Parts Kit is the perfect choice if you want to build a custom AR-15. This kit provides all the parts generally used in an AR-15 build, but allows the flexibility to add popular common after market upgrades.

Kit Includes:

- Bolt catch
- Hammer & Trigger pins
- Magazine release button
- Safety Selector Lever
- Magazine Catch
- Takedown pin
- Pivot pin
- Buffer retainer spring
- Magazine Catch spring
- Selector detent spring
- Bolt catch roll pin
- Buffer retainer
- Selector detent
- Pivot pin detent spring
- Takedown pin detent spring
- Pivot & takedown detent pins
- Bolt catch spring
- Bolt catch plunger