ATI BG19 Glock 19 Compatible Non-Threaded Barrel 4 in Stainless

This ATI threaded barrel for the Glock 43 is constructed of CNC-cut 416R stainless steel and provides match grade accuracy. It is broach cut, features a drop-in fit which requires no gunsmithing, 1/2x28 tpi threads and includes a billet thread protector.