Luth Ar Pistol Gas Tube

A Luth AR pistol gas tube is a critical component for any AR-15 pistol build or refresh. This stainless steel tube handles the flow of hot gases from your round, cycling your bolt carrier group and keeping your pistol-length system reliable through thousands of rounds. Whether you're assembling an AR pistol from the ground up, swapping out a worn or damaged tube, or tuning your existing platform, a quality gas tube matters—it's one of those parts that works quietly in the background until it doesn't, so having a durable, precision-fit replacement on hand is smart planning.

Luth-AR has built a solid reputation for manufacturing straightforward, no-nonsense AR components. This pistol length gas tube is manufactured from stainless steel, chosen for its corrosion resistance and durability under the abuse of high heat and carbon fouling that accumulate inside the upper receiver. The tube is engineered to fit the AR-15 pistol gas system without modification, meaning drop-in compatibility with standard builds.

If you run an AR pistol for home defense, competition, range work, or as a truck gun, keeping a spare gas tube in your parts bin is good preventive maintenance. Luth-AR's approach—solid materials, proper fitment, minimal fuss—aligns with that practical mindset. Grab one now and you'll have it when you need it.

Key Features

• Stainless steel construction for corrosion and heat resistance
• Fits AR-15 pistol length gas systems
• Precision-fit for reliable function
• Direct replacement part—no modification required

Specifications

Frequently Asked Questions

Will this AR pistol gas tube fit my build?

This tube is designed for AR-15 pistol length gas systems. If your pistol uses a pistol length gas tube (the shortest standard length), this will fit without modification. Verify your current setup if you're unsure.

What's the difference between pistol, carbine, and rifle length gas tubes?

The three common lengths—pistol, carbine, and rifle—are measured from the gas port in the barrel to the end of the tube. Pistol length is the shortest and is typically used on shorter-barreled AR pistols. Using the wrong length can affect cycling and reliability.

Is this a drop-in replacement?

Yes. This Luth-AR tube is precision-fit for standard AR-15 pistol builds and requires no modification to install.

Why stainless steel?

Stainless steel resists corrosion from fouling and moisture and handles the high heat environment inside the gas tube without degrading, making it a durable choice for a long-service part.