80% Lower Receivers


80% Lower Receivers available in several popular models!
Billet and Forged, ready to build!

**80% Lower Receiver Restrictions:  80% lower receivers are not legal for retail sales in all areas of the U.S.  Please be aware of your local laws prior to ordering.
Orders with prohibited items shipping to areas that have 80% lower receiver bans will be canceled and a 15% restocking fee will be deducted from refunded payments

  • Bulk Qty Discounts Available For Most Models at 25+, 100+ and 500+ Units
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80% Lower Receivers

Available Models:

C-4 (5.56 billet)                       G-4 (5.56 billet, Gen 2)

G-15 (5.56 forged)                  AR15-BLC (5.56 billet w/lightening cuts)

C-10 (.308 billet)                     G-10 (.308 billet, Gen 2)

C-9 (9mm/.40 cal billet)          G-9mm (9mm billet, Gen 2)

C-45 (.45/10mm billet)            C-5 (9mm MP5 mag billet)



  • Machined from 7075-T6 aircraft grade billet aluminum or 6061 forgings
  • Tumbled in ceramic media — Ready for blasting and your choice of firearm coating once you complete the machining
  • Compatible with all standard AR-15 components and magazines and most aftermarket parts
  • Manufactured to MILSPEC on state of the art CNC equipment for consistent quality parts and exacting tolerances
  • Save money by building your own AR-15 rifle from the ground up exactly the way you want it configured


Completion Jigs & Fixtures can be found by CLICKING HERE 


All GCA and NFA rules apply when you complete this project.  Please ensure you fully understand your local and federal laws before completing this 80% blank into a functioning receiver.  New Frontier Armory will not be held responsible once this blank is altered in any way.

Additional information

Weight 1.05 lbs
Dimensions 9.75 × 4.5 × 2 in

80-AR15-BLC, 80-C10, 80-C4, 80-C45, 80-C5, 80-C6.8, 80-C9, 80-G10, 80-G15, 80-G4, 80-G9mm, 80-S9


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