Sons of Liberty Gun Works L89 V2 5.56x45mm NATO 16.5 inch Upper Receiver NOX-9 Flash Hider Black M4L89UPPER-13.7-556. This system clamps the rail onto the steel barrel nut with extreme force and precision while also driving the handguard rearward...

Out of stock
  • ShipAmount
  • $0.00
  • RevType
  • 2
  • Manufacturer
  • Sons of Liberty Gun Works
  • Sku
  • M4L89UPPER137556
  • Identity
  • 42398627851

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