Faxon Firearms Duty Series Barrel Features The Faxon Firearms Duty Series Barrel is machined from 416-R stainless steel a premium barrel steel selected for its durability longevity and accuracy potential. The barrel is cut to 9mm SAAMI chamber specifications ensuring complete compatibility and reliable boring consistency with standard 9mm ammunition. A conventional button-rifled bore with a 1:10 twist rate keeps the barrel fully compatible with cast bullets a feature handloaders and budget-conscious shooters will appreciate. Tighter manufacturing tolerances give this drop-in barrel better fitment and lockup than many factory barrels while still installing without gunsmithing. An 11 degree target crown is machined into the muzzle to provide consistent even bullet release as the projectile exits the barrel supporting enhanced precision shot to shot. The entire barrel receives a salt bath nitride finish inside and out delivering exceptional lubricity wear resistance and corrosion protection for both the bore and the exterior surface. The muzzle is threaded giving the shooter the option to run a suppressor compensator or simple thread protector depending on their needs. Designed specifically as a drop-in upgrade for the Glock 17 Gen 5 this Faxon barrel is a durable accuracy-focused replacement for duty competition training or defensive use. Faxon Firearms Duty Series Barrel Specifications Manufacturer: Faxon Firearms Model: Duty Series Barrel Caliber: 9mm Compatible Hosts: Glock 17 Gen 5 Barrel Length: 4.94 Barrel Description: Drop-In Threaded Barrel Material: Stainless Steel Barrel Finish: Salt Bath Nitride Twist Rate: 1:10 Rifling Type: Conventional Button-Rifled Crown: 11 Degree Target Crown Available At: GrabAGun