Zaffiri Precision Glock 17 Gen 5 9mm Luger Threaded Pistol Barrel 4.97in 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 Glock pistol or building a custom clone from the ground up. Specifications for Zaffiri Precision Glock 17 Gen 5 9mm Luger Threaded Pistol Barrel: Manufacturer: Zaffiri Precision Fabric/Material: 416R Stainless Steel Barrel Length: 4.97 in Threads per Inch: 1/2x28 Barrel Twist Rate: 1-10 RH Caliber: 9mm Luger Gun Make: Glock Gun Model: Glock 17 Gen 5 Firearms Threads Per Inch: 1/2x28 Gun Type: Pistol Features of Zaffiri Precision Glock 17 Gen 5 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 Glock 17 Gen 5 9mm Luger Threaded Pistol Barrel Threaded Protector What firearm models does the manufacturer say Zaffiri Precision Glock 17 Gen 5 9mm Luger Threaded Pistol Barrel is compatible with? The manufacturer says that Zaffiri Precision Glock 17 Gen 5 9mm Luger Threaded Pistol Barrel is compatible with Glock 17 Gen 5Zaffiri Precision BA-G17G5-TH-BN: Glock 17 Gen 5 9mm Luger Threaded Pistol Barrel 4.97in 1-10 RH Twist Nitride Black