Grid Defense Complete Upper Receiver 5.56mm 16 inch Carbine Length 4150 M4 Barrel 1-7 Twist 14 inch M-LOK Rail A2 Flash Hider Tactical Grape. 56 Upper Receiver. Grid Defense constructed these Mil-Spec AR15 Upper Receivers from 7075 T6 aluminum for a...

In stock
  • ShipAmount
  • $0.00
  • RevType
  • 2
  • Manufacturer
  • Grid Defense
  • Sku
  • GD16E14GFR556GRP
  • Identity
  • 9857595250

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