Customize and upgrade your SIG handgun with the Zaffiri Precision SIG SAUER P365XL Threaded Barrel. This replacement part fits the SIG SAUER P365XL handgun. It has a threaded 1/2"-28 muzzle you can attach your accessories to. Featuring conventional broach-cut rifling with 6 grooves, this ready-to-use barrel is ready-to-use and improve your SIG's performance. Its durable metal is stress-relieved and heat-treated. It also has a fully supported SAAMI-spec chamber and improved feed ramp design. You'll find a large "ZP" logo machined on the port side of the lock-up. This barrel includes a thread protector. 4.3"L. Fits the SIG SAUER P365XL Threaded 1/2"-28 muzzle Conventional broach-cut rifling with 6 grooves Ready-to-use Stress-relieved and heat-treated Fully supported SAAMI-spec chamber and improved feed ramp design Large "ZP" logo machined on the port side of the lock-up Includes thread protector