American Made Parts for American Rifle Builders


CMMG AR-15 Complete Lower Parts kit

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All the parts you need to get started on you next AR15 build. Combine this kit with a buttstock kit to complete your lower group. All parts are made to standard military specs. 

Lower Parts Kit Includes: 

  • Takedown Pin
  • Receiver Pivot Pin
  • Takedown Pin Detent (2)
  • Takedown Pin Detent Spring (2)
  • Hammer and Trigger Pin (2)
  • Hammer Spring, Trigger Spring
  • Disconnect, Disconnect Spring
  • Safety Selector
  • Selector Detent
  • Lock Washer
  • Pistol Grip Screw
  • Hammer
  • Trigger
  • Pistol Grip
  • Magazine Catch
  • Magazine Catch Spring
  • Magazine Release Button
  • Trigger Guard Assembly
  • Bolt Catch
  • Bolt Catch Plunger
  • Bolt Catch Spring Pin
  • Bolt Catch Roll Pin