Bootleg AR-15 Carbine Gas Tube for Upper Parts
Bootleg
$14.69
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Bootleg
Bootleg AR-15 Carbine Gas Tube for Upper Parts
The Bootleg Carbine AR-15 Gas Tube is a precision-engineered replacement and upgrade component designed to ensure reliable cycling and long-term performance in your AR-15 build or repair.
- Constructed from durable stainless steel for superior strength and longevity
- Salt Bath Nitriding (SBN) coating delivers uniform, corrosion-resistant protection
- Carbine-length sizing fits standard AR-15 carbine upper receiver assemblies
- Consistent gas flow ensures reliable cycling and smooth semi-automatic function
- Direct drop-in fitment compatible with mil-spec AR-15 gas blocks and receivers
- Trusted Bootleg, Inc. quality — built for both replacement and custom builds
Who This Is For
This gas tube is ideal for AR-15 owners who are replacing a worn or damaged tube, completing a custom upper assembly, or upgrading to a more durable, corrosion-resistant component. Whether you're a home builder, competitive shooter, or a professional armorer, the Bootleg Carbine Gas Tube delivers the reliable gas-system performance your rifle demands.
Specifications
| Brand | Bootleg, Inc. |
|---|---|
| Model | Carbine AR-15 Gas Tube |
| Length | Carbine (~9.75 inches) |
| Material | Stainless Steel |
| Finish / Coating | Salt Bath Nitriding (SBN) |
| Compatibility | Mil-Spec AR-15 Carbine Upper Assemblies |
| Installation | Direct Drop-In Replacement |
| Country of Origin | USA |
Frequently Asked Questions
What is the difference between a carbine-length and mid-length gas tube?
A carbine-length gas tube measures approximately 9.75 inches and is designed for use with carbine-length gas systems, typically found on rifles with 14.5" to 16" barrels. A mid-length gas tube is longer (around 11.75 inches) and provides a softer recoil impulse on longer barrels. Always match your gas tube length to your barrel's gas port location for reliable cycling.
What are the benefits of Salt Bath Nitriding (SBN) on a gas tube?
Salt Bath Nitriding is a case-hardening surface treatment that significantly improves a component's resistance to corrosion, heat, and wear. On a gas tube — which is exposed to high-pressure, high-temperature gases with every shot — SBN coating helps extend service life and maintain consistent performance over thousands of rounds compared to standard uncoated or parkerized alternatives.
Will this gas tube fit my existing AR-15 build?
The Bootleg Carbine Gas Tube is designed to fit mil-spec AR-15 carbine upper receiver assemblies. It is compatible with standard low-profile and A-frame carbine gas blocks. As long as your barrel features a carbine-length gas port and your build uses mil-spec components, this tube should be a direct drop-in fit with no modifications required.
