Walker Defense Research Nickel Boron Bolt Carrier Group 5.56x45mm NATO/.300 AAC Blackout NI-B-556. The bright satin finish serves as a functional surface that provides smooth reliable operation while offering excellent wear resistance and notably...

Out of stock
  • ShipAmount
  • $0.00
  • RevType
  • 2
  • Manufacturer
  • Walker Defense Research
  • Sku
  • NIB556
  • Identity
  • 18498867114

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