The Faxon Duty Series Threaded Barrel for Glock® G43/43X delivers rugged, reliable performance with suppressor-ready versatility in a slimline drop-in upgrade. Built from stress-relieved 416-R stainless steel with a full salt bath nitride finish inside and out for maximum corrosion resistance and durability, this barrel is engineered for hard-use concealed carry, duty, or training applications where dependability and accessory compatibility are critical.

Key Benefits

• 416-R Stainless Steel: Only the best steels for durability, longevity, and accuracy.
• 9mm SAAMI Chambers: Superior accuracy with complete SAAMI compatibility & boring reliability.
• Tighter Tolerances: Drop-in, yet better fitment and lock-up.
• Conventional Rifling: Fully compatible with cast bullets.
• 11 Degree Target Crown: Consistent bullet release for enhanced precision.
• Salt Bath Nitride Finish: Exceptional lubricity, wear resistance, and corrosion protection inside and out.
• Threaded Muzzle: Ready for suppressors, compensators, or thread protectors.

Specifications

Why Choose the Duty Series

The Duty Series is engineered for hard-use reliability with tough 416-R stainless steel and a complete salt bath nitride treatment for maximum corrosion and wear resistance. The threaded muzzle adds suppressor or compensator capability while maintaining the slim profile needed for G43/43X concealed carry holsters and everyday defensive performance.

Installation & Compatibility

• Drop-in fit for factory-spec Glock® G43/43X slides — no gunsmithing required.
• Note: Due to the slim nature of the slide, you may need to remove the O-Ring from the barrel to install.
• 1/2-28 threads accommodate common 9mm compensators, suppressors, and adapters.
• Conventional rifling supports cast lead and jacketed bullets.
• Tighter-than-OEM tolerances for improved lockup and accuracy.

Frequently Asked Questions

Overview: Duty Series Threaded Barrel for Glock® G43/43X

The Faxon Duty Series Threaded Barrel for Glock® G43/43X in Nitride provides rugged, duty-ready performance with suppressor-ready capability for the slimline platform. Machined from stress-relieved 416-R stainless steel with conventional 1:10 twist rifling and tighter tolerances, this barrel offers enhanced reliability and accuracy in a drop-in package.

Fully nitride-treated for superior wear and corrosion resistance, threaded for suppressors or compensators, and drop-in ready for G43/43X slides (with O-Ring note), this barrel is perfect for defensive carry, range duty, or suppressed slimline builds.

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