BCA threaded 9mm conversion barrels for Glock 23 are manufactured by Bear Creek Arsenal in Sanford NC, USA. 9mm conversion barrels allow you to shoot 9×19mm out of a Glock 23 which normally shoots .40 S&W by simply swapping the barrels.
These are our in-house designed Type1 Glock 23 (Gen 1-3) compatible slides features diamond serrations. Choose between RMR Cut and Cerakote color options.