Grid Defense 7.5" 5.56 Upper Receiver - FDE

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On Sale
  • Grid Defense AR-15 Pistol Upper Receiver with 7" Free Floating Rail
  • Magpul Flat Dark Earth Upper Receiver Chambered in 5.56 NATO
  • 7.5" 5.56 Barrel finished in FDE Cerakote
Sale: $299.00
MSRP: $379.00
  • AR15 Bolt Carrier Group and Charging Handle | Mil Spec
  • AR15 BCG | 5.56 NATO/.223/.300 Blackout | Mil Spec
  • High Polish M16 Bolt Carrier Group
  • M16 Bolt Carrier Group - Titanium Nitride Coated
  • Trinity Force UL - B.U.S. Polymer Sights
  • Magpul MBUS Gen II Front and Rear Sight Set
Frequently bought together:


Grid Defense 7.5" 5.56 Upper Receiver 

  • Finished in Magpul Flat Dark Earth Cerakote
  • Mil Spec 7075-T6 Upper Receiver
  • 7.5" 1:7 Twist 4150 M4 Barrel - Black Nitride
  • 7" Grid Defense Octagon M-Lok Rail
  • Pistol Length Gas System
  • A2 Flash Hider
  • Chambered in 5.56x45 NATO
  • Made in the USA

*****Ammunition Notification***** Grid Defense test fires every custom upper to verify cycling. We do not guarantee cycling with all ammunition due to vast differences in the quality of ammunition. We will only warranty cycling with US made ammunition. We will not warranty cycling with imported, steel cased or reloaded rounds.

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Additional Information

Flat Dark Earth
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