Griffin Armament Primo Gas Block low pro GAPGB. 750 inch. ID block made from nitrided 416R crucible alloy steel. The block has two provisions for mounting set screws and / or pinning. The included splined pin allows qualified gunsmiths and...

In stock
  • ShipAmount
  • $0.00
  • RevType
  • 2
  • Manufacturer
  • Griffin Armament
  • Sku
  • GAPGB
  • Identity
  • 7785697750

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