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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)

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

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

    Yep it's a standard gas block.  Black anodized aluminum For use with a 0.750" barrel and standard gas tube of any length Securely fastens to the barrel with set screws Intended for normal use and environments Weight: 24g Dimensions: 26 x 25 x 38...

    $35.50
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  • 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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  • A2 Front Sight Base with Integrated Gas Block (FSB) A2 Front Sight Base with Integrated Gas Block (FSB)

    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...

    $57.17 - $81.87
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  • TNA Adjustable AR-15/AR-308 Gas Block, 0.750" TNA Adjustable AR-15/AR-308 Gas Block, 0.750"

    TNA Adjustable AR-15/AR-308 Gas Block, 0.750"

    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...

    $71.97
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  • TNA Steel Clamp-On Gas Block (0.75")

    TNA Steel Clamp-On Gas Block (0.75")

    Some folks prefer a clamp-on gas block (rather than set-screw style) because it doesn't mar the barrel with screw dents, and can be positioned easliy even if the gas journal does not have a dimple. It also avoids the question of finding a gas block with...

    $45.07
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  • Gas Block (0.75") with Low Picatinny Rail

    Gas Block (0.75") with Low Picatinny Rail

    It's a standard gas block with a twist, you also get a mini picatinny rail segment on the top!.Could be a nice base for backup sights or laser/sight combo, but note that the pic rail is about 0.22" lower than the pic rail on a flat-top upper receiver or...

    $42.76
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  • Kojin Adjustable AR-15/AR-308 Gas Block

    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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  • TNA Gas Block, Steel, Low-Profile (for .875" barrel)

    TNA Gas Block, Steel, Low-Profile (for .875" barrel)

    This gas block is made of high-grade heat-treated steel. Holds up to any and all abuse that you can throw at it. Great option for larger diameter barrels  For use with a 0.875" barrel and standard gas tube of any length Securely fastens to the barrel...

    $44.19
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  • Tengu Adjustable AR-15/AR-308 Gas Block-1661515201

    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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  • TNA Cerakoted Steel Low-Profile Gas Block, 0.75"

    TNA Cerakoted 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. These have been cerakoted by Red Tower Armoury in Ajax, Ontario.Features: For use with a 0.750" barrel and standard gas tube of any length Securely...

    $57.17
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  • SALE
    Gas Block with Triple Picatinny Rails (Clamp-On)

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

    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