(2 reviews)
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80% Lower AR-15 Receiver


The operations left to be completed on the 80% Lower

Fire control group

Trigger pin hole

Hammer pin hole

Trigger slot

Safety selector

Occasionally the selector detent hole will not be completely drilled through...  A 1/8 inch drill bit through this hole intersecting the selector hole will clean it out...

This is a not an FFL item

This is not a complete receiver and still requires machining to be done

Shipping Restrictions: No shipments to the following States due to their unconstitutional laws.

  • New York
  • New Jersey
  • Colorado
  • Connecticut
  • Washington DC
  • Rhode Island
  • Hawaii
  • California
  • Illinois
  • Maryland
  • Massachusetts
  • Washington


  • 5
    Exceeded expectations

    Posted by AP on June 15, 2022

    Easy to mill, and the milling work done by KAK is top notch. So much fun to complete.

  • 5
    The Low Low AKA Billet 80% Lower

    Posted by Jameskgti on January 5, 2021

    Received the billet lower and was pleased with the quality. Everything measured within specs with calipers. Please let me know when I can buy another one