The True Precision Match-Grade Barrel (brand part no. TP-P365B-XT) is a 3.10-inch, 9mm Luger threaded barrel designed for the Sig Sauer P365, P365 SAS, and P365X models, machined from 416R stainless steel. True Precision cuts advanced chamfers and a widened feed ramp designed to outperform OEM standards, using proprietary stainless steel broach-cut rifling to ensure reliable feeding across a wide range of ammunition designs. It stands as True Precision’s definitive P365 upgrade for shooters who want a threaded muzzle without gunsmithing.

Key Specifications

• Chambered in 9mm Luger.
• 3.10-inch barrel length.
• 1:10-inch right-hand twist rate.
• Direct-fit for the Sig P365, P365 SAS, and P365X, 3.1-inch models.
• Machined from 416R stainless steel.
• Threaded muzzle for a compatible muzzle device.
• No factory sight cut; ships without sights.
• Proprietary stainless steel broach-cut rifling for reliable feeding.
• Advanced chamfers and a widened feed ramp designed to outperform OEM.

Frequently Asked Questions

What pistols does this barrel fit? The Sig P365, P365 SAS, and P365X, 3.1-inch 9mm models.

Is the muzzle threaded? Yes, it is threaded for a compatible muzzle device.

Buy the True Precision Match-Grade Barrel

Add a threaded, match-grade barrel to your P365 with an easy drop-in install. Order it from our handgun barrels selection at our Lubbock, Texas gun shop for fast, direct shipping.