Low Profile Set Screw Steel Gas Block Black Nitride Finish (.625, .750, .875, .936) with FREE Gas Tube

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Breek Arms Low Profile Set Screw style Gas Blocks for the AR-15 or AR-10 (LR308) are machined with high quality steel and nitrided. The low profile gas block design allows you to mount it underneath any free float hand-guard slim or regular sized. It is not milled out so there is a solid uniform surface that will not collect dust and dirt. Standard barrel diameter is 0.750, but there are several other sizes that will work with other barrel diameters, find the right size for your custom barrel!

  • Works with either an AR-10 (LR308) or any AR-15 with appropriate diameter barrel.
  • Barrel diameter options include 0.625, 0.750, 0.875, and 0.936 Inch
  • Includes Roll Pins & Allen Wrenches
  • Set Screw Style
  • Set Screw Spacing: .410"
  • Comes with a FREE Gas Tube of Your Choice (Pistol, Carbine, Mid-Length, or Rifle)

Weight (oz)

.625 1.4
.750 1.5
.875 1.6
.936 1.6

2 Reviews Hide Reviews Show Reviews

  • 5

    Posted by Charles Roberts on Jan 13th 2020

    Great product and fastest shipping ever! Thank you Break Arms!

  • 5
    Good fit

    Posted by Anthony on Dec 22nd 2019

    Bought the .936 for a .50 Beowulf build. So far, so good!

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