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The gas tube is one of those small parts that quietly does a big job. It carries the gas from your gas block back into the upper receiver so the bolt carrier cycles the way it should. Armaspec builds this one in stainless steel with a silver finish, measured for a mid-length gas system at 11.75 inches, and it drops in as a straight replacement or as the piece you need to finish a fresh build.
Stainless steel is the right call for a part that lives right on top of a hot barrel. It shrugs off corrosion and holds up to the constant heat cycling that comes with regular range time. This tube is made in the USA and fits both AR-15 and AR-10 platforms, so it works across a wide range of builds without you having to overthink compatibility. Armaspec also stands behind it with a lifetime warranty, which is a nice thing to have on a component you don't want to think about twice.
Mid-length is the sweet spot for a lot of 14.5 to 18 inch barrels, giving you a slightly softer, more forgiving recoil impulse than a carbine system. If you're swapping this in, slide the roll-pin end into the gas block with the gas port facing down toward the barrel, line up the pin holes, and drive the roll pin flush with a proper punch. A gas tube alignment tool or even a punch through the set screw hole helps keep everything indexed so nothing shifts while you tap the pin. Light, controlled strikes are the way to go here.
Whether you're chasing down a cycling gremlin on an existing rifle or building something from the barrel out, this is a straightforward, dependable piece that gets your gas system doing its job.
A mid-length gas system is typically paired with barrels in the 14.5 to 18 inch range. Mid-length spacing tends to give a smoother, softer recoil impulse compared to a carbine system. Always match the tube to your barrel's gas port location for proper cycling.
Yes, Armaspec lists this stainless gas tube as compatible with both AR-15 and AR-10 platforms. As long as your build uses a mid-length gas system, this tube is the right length at 11.75 inches. Just confirm your gas block accepts a standard gas tube.
Yes, the tube ships with the roll pin needed to secure it into your gas block. You'll want a proper roll pin punch and a small hammer to seat it flush. A gas tube alignment tool or a punch through the set screw hole helps keep everything indexed while you drive the pin.
Stainless steel resists corrosion and handles the constant heat cycling that happens right on top of the barrel. It's a durable, reliable choice for a part that sees a lot of thermal stress. Armaspec also backs this tube with a lifetime warranty.
| UPC | 810048493036 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | ARM653-ML |
| Color | Silver |
| Length | 13.3000 |
| Model | |
| Product Type | Gas Tube |
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