For SIG®

Faxon pistol barrels for SIG® are precision-engineered upgrades designed to enhance reliability, consistency, and long-term performance across popular SIG platforms. Whether you’re running a compact P365, extended-slide P365 XL, or a duty-size P320, Faxon barrels are built for dependable lockup, smooth cycling, and drop-in compatibility.

As a family-owned, American manufacturer, Faxon machines every SIG-compatible pistol barrel in-house at our Greater Cincinnati, Ohio facility using modern CNC equipment and disciplined quality controls. Choose from rugged Duty Series barrels built for everyday reliability, or Match Series barrels featuring refined fluting and premium finishes. Available in threaded and non-threaded configurations, Faxon SIG barrels are trusted by shooters searching for the best SIG barrel upgrades backed by American craftsmanship.

SIG® Pistol Barrels by Faxon

Faxon SIG® pistol barrels are engineered to deliver consistent fit, reliable function, and refined performance across SIG Sauer® handgun platforms. Designed with platform-specific geometry, these barrels support dependable lockup and smooth cycling for both compact and full-size SIG pistols.

Faxon is a family-owned, American manufacturer. Every SIG-compatible pistol barrel is machined in-house in Greater Cincinnati, Ohio using modern CNC equipment and controlled production processes to ensure repeatable quality.

Duty Series vs. Match Series SIG® Barrels

Duty Series SIG® Barrels

Duty Series barrels are built for reliability and long service life. These barrels are designed for everyday carry, training, and duty use where consistent function is the top priority.

  • Platform-specific fit for SIG P365, P365 XL, and P320 pistols
  • Engineered for dependable cycling and durability
  • Threaded and non-threaded options available depending on model

Match Series SIG® Barrels

Match Series barrels emphasize refined machining and enhanced aesthetics while maintaining reliable operation. Select Match Series barrels feature precision fluting and premium finishes for shooters seeking elevated performance and visual distinction.

  • Fluted and Flame Fluted® profiles on select models
  • Premium finish options depending on SKU
  • Available in threaded and non-threaded configurations

Supported SIG® Platforms

  • SIG® P365
  • SIG® P365 XL
  • SIG® P320 Compact
  • SIG® P320 Full Size

Threaded vs. Non-Threaded SIG® Barrels

Faxon offers both threaded and non-threaded SIG pistol barrels across supported platforms. Choose a threaded barrel SKU when required for your configuration and verify model compatibility before purchase.

Why Choose Faxon SIG® Barrels

  • American made by a family-owned manufacturer
  • Machined in Greater Cincinnati, Ohio
  • Platform-specific geometry for consistent lockup
  • Duty and Match Series options available
  • Trusted manufacturing and quality control

Warranty

Backed by the Faxon Lifetime Guarantee. All Faxon Firearms products are manufactured to exacting standards and supported for the life of the product.
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SIG® Pistol Barrel FAQs

What should I consider when buying a SIG® pistol barrel?

Ensure you select the correct model-specific barrel for your SIG pistol. Proper fitment, platform geometry, and configuration (threaded vs. non-threaded) are key considerations.

What is the difference between Duty and Match Series SIG® barrels?

Duty Series barrels prioritize durability and dependable function. Match Series barrels offer refined machining, fluting, and premium finish options on select models.

Are Faxon SIG® barrels American made?

Yes. Faxon barrels are manufactured by a family-owned American company and machined in the Greater Cincinnati, Ohio region.

Do you offer threaded SIG® barrels?

Many Faxon SIG pistol barrels are available in threaded configurations. Always choose the SKU labeled “threaded” for your specific platform.

SIG® and SIG Sauer® are registered trademarks of SIG Sauer, Inc. Faxon Firearms is not affiliated with, endorsed by, or sponsored by SIG Sauer, Inc.