Circle Square Firearms sells firearms, ammunition, and related products. You must be at least 18 years of age to enter.
Some products and transactions may require additional verification and a higher minimum age (21 for handguns under federal law).
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Build a precision AR15 with this Rifle Length Gas Tube. Made from high-quality stainless steel this gas tube ensures excellent corrosion resistance and consistent gas flow for reliable performance in extended barrel setups. Designed for rifle-length gas systems it delivers smooth cycling and reduced recoil for 20″ or longer barrels maintaining Mil-Spec compatibility with standard AR15 barrels and gas blocks. The included roll pin makes installation fast and secure perfect for your custom rifle.
