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Gas system

  • Gas Tube Roll Pin Gas Tube Roll Pin

    Gas Tube Roll Pin

    Won't help you lose weight, be more attractive, or look younger, but it will hold your Gas Tube in place in the Gas Block. Note the length of 8mm. Some aftermarket Gas Blocks are much thicker and require a longer Roll Pin. Mil-spec Blackened spring...

    $1.35
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  • Gas Tubes for AR-15 Gas Tubes for AR-15

    Gas Tubes for AR-15

    A gas tube is essntial for AR-15-pattern firearms to carry hot gases back to the bolt carrier group. What length of gas tube do I need? Take your barrel and measure the distance from the breech end overall to the gas block shoulder, in inches. Look up...

    $14.93
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  • AR Gas Tube Cleaners (1-pack)

    AR Gas Tube Cleaners (1-pack)

    Simply a pipe cleaner sized just right for AR gas tubes. Long enough to scrub the full length of any gas tube up to rifle length. Absorbent cotton carries solvent in and crud out. Regularly cleaning your gas tube keeps it free of fouling and carbon...

    $1.12
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  • Canadian National Arms CNA Black Gas Tubes for AR-15 Canadian National Arms CNA Black Gas Tubes for AR-15

    Canadian National Arms CNA Black Gas Tubes for AR-15

    These black gas tubes look great under a free-float handguard because the colour matches the rest of your black rifle. Precision ground and manufactured to mil-spec dimensions. Still made from 304 stainless. What length of gas tube do you need? If...

    $18.56
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  • 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
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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
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  • Front Sight Taper Pin For AR-15

    Front Sight Taper Pin For AR-15

    These pins are what you need if you are working with a front sight/gas block combo build. Uncoated, steel, 2/0 taper pin with a 3/4 inch overall length, replacement part.  These are the pins that are used to pin the front sight/gas block combo to the...

    $8.02
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  • Front Sling Swivel Rivet Front Sling Swivel Rivet

    Front Sling Swivel Rivet

    OEM replacement rivet for your sling swivel hanging below the front sight/ gas block combo. I don't know how this can really be damaged, but if you pull it off we've got you covered. stainless steel  Calibrated head geometries Easy to flare...

    $1.00
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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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  • Gas Tubes for 308 AR-Style Rifles Gas Tubes for 308 AR-Style Rifles

    Gas Tubes for 308 AR-Style Rifles

    If you're doing a 308 build you have to navigate a few tricky compatibility issues. You've got to figre out whether your barrel uses the older Armalite AR-10 length gas length, or the more modern DPMS spec. On Armalite AR-10 pattern builds, the gas...

    $28.13
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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
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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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  • Cerakote Gas Tubes for AR-15

    Cerakote Gas Tubes for AR-15

    A gas tube is essntial for AR-15-pattern firearms to carry hot gases back to the bolt carrier group. These gas tubes have been cerakoted by Red Tower Armoury in some nice colours. Pleas note the cerakote adds 1-2 thousands of an inch thickness which...

    $32.53
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  • Pigtail Gas Tube for AR-15

    Pigtail Gas Tube for AR-15

    These gas tubes are a little longer by wrapping the tube around the barrel a few times. The idea is that the extra length slightly softens the air pressure that gets sent to your BCG, which is supposed to reduce recoil and wear, and improve feeding...

    $41.33
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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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  • 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
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  • Front Sight Taper Pin (Long)

    Front Sight Taper Pin (Long)

    These pins are what you need if you are working with a front sight/gas block combo build. Uncoated steel, 2/0 taper pin with a 1 inch overall length. These are the pins that are used to pin the front sight/gas block combo to the barrel. Note these are 1"...

    $5.72
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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
  • 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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