KKM Precision 9mm Match Barrel for Glock 17 Gen5. This drop-in ready match barrel is crafted from 416R stainless steel and is machined to offer superior dimensional tolerances when comparing to a stock Glock 17 barrel. This 4 1/2" barrel features a proprietary Button Rifling design along with SAAMI spec match chambers for greater accuracy for your pistol. The match barrel quality of design implemented in this product allows you to shoot factory, reloaded, lead, and even jacketed ammo while providing a consistent and accurate shooting experience with every shot.Features: Made with certified 416R gun-barrel stainless steel Heat treated and vacuum tempered to 42 RC CNC machined to ideal dimensional tolerances Proprietary Button Rifling process SAAMI spec match chamber Drop-in fitModels Fit: Glock 17 Gen 5Manufacturer: KKM PrecisionPRODUCT SPECIFICATIONS: Barrel Length: 4-1/2" Brand: KKM Precision Caliber: 9mm Finish / Color: Stainless Steel Firearm Type: Pistol Material: Steel Models Fit: Glock G17