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New Frontier Armory

New Frontier Armory G-4 Slick Side Billet Upper (Gen 2)

Product Code : G-4Upper


Mfg Item #: G-4Upper

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Manufacturer: New Frontier Armory

Model: G-4 Billet “Slick Side” (Gen 2) Upper Receiver

Caliber: Multi

Weight: TBD oz

 Other Specifications and Features of the G-4 Billet “Slick Side” (Gen 2) Upper Receiver:

  • Machined from 7075 T6 aircraft grade billet aluminum
  • Matte black hard-coat anodized per Mil 8625 Type 3 Class 2
  • Compatible with all standard AR-15 components 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 rifle from the ground up exactly the way you want it configured
  • Designed to match lines with New Frontier Armory Billet Lower

**NOTE:  Some rail systems that use anti-rotation tabs may need slight modification to fit this upper.  It is designed for flush mounting rails and standard hand guards.


Determined at checkout.