The new Glock 45 is a 9mm gen 5 variant of the Glock 19x (which was produced for the military). The pistol grip length is the same as the Glock 17 and Glock 34, but the slide length the same as the Glock 19. Some more features are: flared magwell, removal of finger grooves, a smooth gen 5 trigger, front cocking serrations, a cut muzzle for easy reholstering, and ambidextrous controls.