JK Armament Glock 43 Threaded Barrel 9mm 3.9 Barrel

Overview

JK Armament Glock 43 Threaded Barrel Features The JK Armament Glock 43 Threaded Barrel is machined from 416R stainless steel for exceptional dimensional stability and corrosion resistance suited to the demands of repeated suppressor use and high round counts on the Glock 43 platform. A black nitride finish hardens the surface for wear resistance through extended service life and the 1:10 twist rate stabilizes 9mm projectiles reliably across standard and subsonic loads commonly used in suppressed applications. The ramped breech block ensures reliable feeding across a wide range of 9mm ammunition types for consistent suppressor-ready performance. The direct-fit design for the Glock 43 requires no frame modifications or gunsmithing for installation making this a straightforward drop-in upgrade for suppressor-ready builds. JK Armament engineers its barrels specifically for suppressor use ensuring thread timing concentricity and finish are held to the tolerances required for reliable baffle-strike-free suppressor operation. The included thread protector keeps the threads clean and undamaged between suppressor sessions. JK Armament Glock 43 Threaded Barrel Specifications Manufacturer: JK Armament Model: Glock 43 Threaded Barrel Caliber: 9mm Luger Barrel Length: 3.9 Material: 416R Stainless Steel Finish: Black Nitride Rate of Twist: 1:10 Barrel: Ramped Breech Block Color: Black Fits: Glock 43 Includes: Thread Protector