The VooVoo Innovations Glock 19 9mm Match Grade Barrel is designed as an improved drop-in fit barrel for the Glock 19. The VDI 19 Barrel is machined to tighter fitment tolerances to increase accuracy potential without the need of gunsmith fitting. The barrel features a SAAMI spec 9mm Match chambering, Match Grade Rifling to allow the use of any 9mm projectile (not just jacketed bullets), threaded ½ x 28 TPI for use with 9mm suppressors and compensators, machined from 416R stainless steel, and Finished in Voodoo Innovations LifeCoat process. Includes VDI Thread Protector.