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Gorilla Machining - M4A4 AO Precision AR-15/M4 Stripped Upper Receiver

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On sale $49.99 $36.99
Retail Price:$129.99
Your Savings:$93.00(72%)
AR-15/M4 Stripped Upper Receiver
Part Number: GM-AOUR-1
Availability: Out of Stock

Firearms

In the world of tactical military weapons, human lives are on the line every day. Contractors that build weapons for the U.S. Government need confidence that their components are the highest possible quality. They purchase parts from a select few manufacturers that have a proven record of consistent quality and attention to detail. AO Precision is one of these elite suppliers.

Build to the correct Mil-Specs. 
(Inside Diameter for barrel extension slightly undersized for a tighter fit to the barrel and a more accurate rifle)

 

Features:

  • Precision machined to correct Mil-Specs from 7075 T6 Forgings
  • AO Precision Upper Receiver Fully MIL-STD M4A1
  • Fully Assembled with forward assist, and ejection port cover
  • Mil-Std 1913 Rail for mounting optics and accessories
  • Machined for use with barrels that use an M4 barrel extension
  • Laser etched T-markings for addressing the remounting of optics
  • Includes Mil-Spec Forward Assist with heat treated tool steel pawl, with press fit and pinned cap
  • Hard Coat Anodized per Mil-A-8625F, Type III, Class2
  • Dry Film Lube on interior bore per Mil-Specs
  • Engraved T-marks

 

-ALL UPPER RECEIVERS ARE TESTED BEFORE SHIPMENT.



LIFETIME WARRANTY

Our products carry a lifetime, no questions asked, warranty. Simply put... Should any of our products fail, return it to us for a brand new replacement.


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