FAXON DUTY SERIES THREADED BARREL FOR P365XL 9MM
Faxon
$97.00
Faxon Duty Series Threaded Barrel for SIG® P365 XL 9mm Nitride
The Faxon Duty Series Barrel for SIG® P365 XL is designed to deliver top-of-the-line performance, accuracy, and durability. Made from high-quality 4150 CMV steel, this barrel features a black nitride finish that adds an extra layer of protection while also enhancing the barrel's lubricity. This barrel is precision-machined in-house at Faxon's Greater Cincinnati, Ohio facility, ensuring the highest level of quality and consistency. Its 1/10 twist rate and target crown ensure that it delivers exceptional accuracy. It is backed by Faxon's Lifetime Guarantee, giving you the peace of mind that you're making a purchase that will last.
The Faxon Duty Series Threaded Barrel for SIG® P365 XL brings rugged reliability and suppressor-ready versatility to your everyday carry or range pistol. Crafted from stress-relieved 4150 CMV steel with a full black nitride finish for superior corrosion resistance, wear protection, and lubricity, this threaded barrel is built for hard use and long-term durability, with the added benefit of easy muzzle device installation.
Key Benefits
- 4150 CMV Steel: Stress-relieved for maximum 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.
- Black Nitride Finish: Exceptional lubricity, wear resistance, and corrosion protection inside and out.
- Threaded Muzzle: Ready for suppressors, compensators, or thread protectors.
- Made in USA: Precision-machined in Faxon's Greater Cincinnati, Ohio facility with ISO:9001 and AS:9100 certifications. Backed by Faxon's Lifetime Guarantee.
Specifications
Why Choose the Duty Series
The Duty Series is engineered for hard-use reliability with tough 4150 CMV 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 compact profile needed for concealed carry on your P365 XL, providing enhanced performance and longevity for everyday defensive or range applications.
Installation & Compatibility
- Drop-in fit for factory-spec SIG® P365 XL 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
Is this barrel drop-in?
Yes — designed for direct replacement in factory SIG® P365 XL slides. Due to the slim slide design, you may need to remove the O-Ring for installation.
What finish is applied?
Salt bath nitride inside and out for superior lubricity, wear resistance, and corrosion protection.
Can I use this with a suppressor?
Yes — the 1/2-28 threaded muzzle is compatible with most 9mm suppressors and compensators.
Is cast lead ammo safe?
Absolutely — conventional rifling allows safe use of cast lead bullets.
Overview: Duty Series Threaded Barrel for SIG® P365 XL
The Faxon Duty Series Threaded Barrel for SIG® P365 XL in Nitride provides rugged, duty-ready performance with suppressor-ready capability in a compact package. Machined from stress-relieved 4150 CMV 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 P365 XL slides (with O-Ring note), this barrel is perfect for everyday carry, range duty, or defensive use. Backed by Faxon's Lifetime Guarantee and precision-machined in Greater Cincinnati, Ohio.
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Reviews
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Sig P365 XL Barrel
Fit and finish are excellent and the price was outstanding.