Sons Of Liberty Gun Works Pistol Gas Tube For Ar-15 Stainless Steel

The Sons of Liberty Gun Works pistol gas tube for AR-15 is a precision-engineered component built for shooters who demand reliability in their AR builds. Whether you're assembling a compact tactical carbine, a pistol-caliber upper, or a short-stroke AR platform, this pistol-length gas tube delivers consistent gas flow to your bolt carrier group. Sons of Liberty Gun Works focuses on quality small parts that meet mil-spec standards, making this tube a drop-in fit for most AR-15 platforms that run pistol-length gas systems.

Built from stainless steel and QPQ treated for superior corrosion resistance, this gas tube is engineered to handle the demands of the range, the competition stage, or defensive use without premature wear or rust. The QPQ process—a salt-bath nitriding treatment—hardens the surface and resists the chemical and moisture exposure that can degrade lesser components over time. That means fewer headaches and more reliability when you need it.

Installation is straightforward: the tube ships with the roll pin required for assembly, so you're not hunting through your spare parts bin for hardware. If you're building an AR pistol upper, a lightweight CQB rifle, or upgrading an existing platform to pistol-length geometry, this is a no-nonsense component that fits the bill.

Key Features

• Pistol-length gas tube geometry for compact AR-15 platforms
• Stainless steel construction with QPQ corrosion-resistant treatment
• Mil-spec compatible for easy integration into most AR builds
• Includes roll pin for assembly—no extra hardware needed
• Precision-engineered by Sons of Liberty Gun Works for quality and durability

Specifications

Frequently Asked Questions

Will this pistol gas tube fit my AR-15 upper?

This tube is designed for pistol-length gas systems and is mil-spec compatible, so it will fit most AR-15 platforms built to standard dimensions. Always verify your upper's gas port location and tube length requirements before purchase.

What does QPQ treatment do?

QPQ (Quench-Polish-Quench) is a salt-bath nitriding process that hardens the surface of the steel and provides excellent corrosion resistance. It helps protect against rust and wear from moisture, solvents, and repeated use.

What's included with the gas tube?

The tube ships with the roll pin needed for installation, so you have everything required for assembly without ordering additional hardware.

Is this suitable for competition or defensive builds?

Yes. Sons of Liberty Gun Works manufactures parts for competition, builds, and defensive applications. This tube is engineered for reliable performance across all three uses.