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CMMG AR-15 Lower Receiver Parts Kit Gun Builder Kit comes with everything you need to complete the lower except for the Grip or Fire Control Group.
Specifications and Features:
Specifications and Features:
- CMMG AR-15 Lower Receiver Part Kit Mark Three Gun Builder Kit
- Bolt Catch
- Take Down Pins
- Safety Selector
- Magazine Release
Fits:
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AR-15 Lower Receivers