Assembled Adjustable Gas Block/Tube – Rifle


Gas Block

  • CNC machined billet steel
  • Full shutoff with zero adjustment movement
  • Black Nitride finish
  • USA made steel & Machined in the USA
  • Weighs 1.5 oz
  • Fits under most free float handguards
  • Internal Diameter 0.750

Gas Tube

  • Rifle Length (15.16″)
  • Stainless Steel
  • Made in USA


The Grendel Hunter Adjustable Gas Block is a simple, rugged, low profile design. They are designed to fit under most handguards. The adjustable gas block features a fine thread adjustment screw used to adjust gas flow and tailor extraction and ejection to different loads or suppressors. The adjustment screw is locked into position with a set screw. Made of carbon steel and finished with Black Nitride.

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