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1-833-556-AR15 (2715)
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True North Arms

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    • Gas blocks

    • Spare Set Screw for TNA Steel Gas Blocks (M5x0.8) Spare Set Screw for TNA Steel Gas Blocks (M5x0.8)
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      True North Arms (TNA)

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      sku: spare-set-screw-for-gas-blocks-m5x0-8-3

      Spare Set Screw for TNA Steel Gas Blocks (M5x0.8)

      So you lost one of the set screws out of your gas block. It happens, that's why we've got spares for you. Next time don't back the screw out all the way, you can get away (easy) with keeping the tip in, no one will notice (this might not be a good...

      $1.82 - $1.92
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    • CNA Adjustable Gas Block, Steel, Low-Profile (0.75")
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      Canadian National Arms (CNA)

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      sku: 688738046543

      CNA Adjustable Gas Block, Steel, Low-Profile (0.75")

      The Canadian National Arms (CNA) .75" Adjustable Gas Block is designed to fit under all light weight, free float rail systems from most manufacturers.  The gas block allows you to fine tune your rifle’s gas flow from fully open down to a near-complete...

      $71.68
      Add to Cart
    • A2 Front Sight Base with Integrated Gas Block (FSB) A2 Front Sight Base with Integrated Gas Block (FSB)
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      sku: 688741046534-2

      A2 Front Sight Base with Integrated Gas Block (FSB)

      This brings back memories don't it? Ah the good old days when AR's were simple and not quite the lego that they are today. This is your standard A1 or A2 height Front Sight Block/Base (FSB). She's pretty fresh and will need you or your smith to drill and...

      $73.67 - $81.87
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    • TNA Elite Series Gas Block
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      True North Arms (TNA)

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      sku: TNA Elite Series Gas Block

      TNA Elite Series Gas Block

      True North Arms is pleased to offer these finely manufactured gas blocks in a variety of styles, and both steel and stainless steel options. You get: (1) Gas block (1) Gas tube roll pin Installation Difficulty:  Tools required: A 5/64" pin...

      $53.58 - $54.68
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    • TNA Steel Low-Profile Gas Block, 0.75" TNA Steel Low-Profile Gas Block, 0.75"
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      True North Arms (TNA)

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      sku: 688713046598

      TNA Steel Low-Profile Gas Block, 0.75"

      Our most popular gas block is a real workhorse. Holds up to any and all abuse that you can throw at it.Features: For use with a 0.750" barrel and standard gas tube of any length Securely fastens to the barrel with two 2.5mm hex set screws Intended for...

      $42.34
      Add to Cart
    • Tengu Adjustable AR-15/AR-308 Gas Block-1661515201
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      sku: 688748-TENGU-ADJ-GASBLK

      Tengu Adjustable AR-15/AR-308 Gas Block-1661515201

      A convenient and elegant adjustable gas block design. Adjusts from the front; Adjustment screw has nice clicky detents to keep it in place so there's no need to loosen/tighten a separate screw to lock it in place. 0.5" mounting screw spacing. Long term...

      $94.57 - $98.97
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    • Kojin Adjustable AR-15/AR-308 Gas Block
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      sku: 688748-KOJIN-ADJ GASBLK

      Kojin Adjustable AR-15/AR-308 Gas Block

      Low profile steel gas block with a .750" gas journal, made from high-quality steel with black-oxide finish. Adjusts from the front, with locking screw on the side.   This gas block for your AR-15 or AR-308 platform will adjust the gas flow of...

      $79.17 - $83.57
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    • CNA Gas Block, Steel, Low-Profile (0.75")
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      sku: 688738046534

      CNA Gas Block, Steel, Low-Profile (0.75")

      Canadian National Arms' high-strength steel micro-profile gas block is small enough to fit inside most handguards. She's beefy and made to soak up abuse.  For use with a 0.750" barrel and standard gas tube of any length Securely fastens to the barrel...

      $47.49
      Add to Cart
    • Gas Block, Aluminum, Low-Profile (for 0.75" barrel) (Long Version)
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      sku: 688713046649

      Gas Block, Aluminum, Low-Profile (for 0.75" barrel) (Long Version)

      This gas block is made of high-grade aluminum. Has been tested at fully-automatic rates of fire. Holds up to any and all abuse that you can throw at it. For use with a 0.750" barrel and standard gas tube of any length Securely fastens to the barrel with...

      $42.32
      Add to Cart
    • SALE
      Gas Block with Triple Picatinny Rails (Clamp-On)
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      sku: 688713046639-1

      Gas Block with Triple Picatinny Rails (Clamp-On)

      Ever wanted a gas block quad-rail? If so, this is your part. Down and dirty gas block made from anodized aluminum. Note the top rail is lower than a flat-top receiver, so you'd need an extra tall sight if you plan to install iron sights. For 0.750"...

      Was: $45.07
      Now: $19.11
    • TNA Elite Series Adjustable Gas Block
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      True North Arms (TNA)

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      sku: TNA Elite Series Adjustable Gas Block

      TNA Elite Series Adjustable Gas Block

      True North Arms is pleased to offer these finely manufactured adjustable gas blocks. The adjustment is done from the side -- a set screw obstructs the flow of gas. Most handguards will let you do this through a slot (or if not, a drill fixes that)...

      $77.34 - $79.54
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