Zaffiri Precision SIG Sauer P365 XL 9mm Luger Threaded Pistol Barrel 4.35in 1-10 RH Twist Nitride Black. Machined from 416R stainless steel they are built for consistent fitment and dependable operation with standard components. The threaded muzzle extends beyond the slide to support common 1/2 x 28 TPI compensators or suppressors while precision machining adds a distinctive look. A great choice whether you're upgrading a factory Sig Sauer P365 pistol or building a custom clone from the ground up. Specifications for Zaffiri Precision SIG Sauer P365 XL 9mm Luger Threaded Pistol Barrel: Manufacturer: Zaffiri Precision Fabric/Material: 416R Stainless Steel Barrel Length: 4.35 in Threads per Inch: 1/2x28 Barrel Twist Rate: 1-10 RH Caliber: 9mm Luger Gun Make: SIG Sauer Gun Model: SIG Sauer P365 XL Firearms Threads Per Inch: 1/2x28 Gun Type: Pistol Features of Zaffiri Precision SIG Sauer P365 XL 9mm Luger Threaded Pistol Barrel Threaded muzzle compatible with 1/2 x 28 TPI compensators or suppressors Precision machining adds a distinctive look Designed for consistent fitment with OEM and aftermarket components Compatible with Zaffiri Precision slide models including ZPS.2 ZPS.3 Z Series and IBS Conventional rifling compatible with a wide range of ammunition types Designed for drop-in installation Package Contents: Zaffiri Precision SIG Sauer P365 XL 9mm Luger Threaded Pistol Barrel Threaded Protector What firearm models does the manufacturer say Zaffiri Precision SIG Sauer P365 XL 9mm Luger Threaded Pistol Barrel is compatible with? The manufacturer suggests that Zaffiri Precision SIG Sauer P365 XL 9mm Luger Threaded Pistol Barrel is compatible with SIG Sauer P365 XLZaffiri Precision BA-P365XL-TH-BN: SIG Sauer P365 XL 9mm Luger Threaded Pistol Barrel 4.35in 1-10 RH Twist Nitride Black