GLOCK 19 Gen 5, Semi-automatic, Striker Fired, Polymer Frame Pistol, Compact, 9MM, 4.02 Barrel, DLC Finish, Black, Extended Controls, Glock Night Sights, 10 Rounds, 3 Magazines PA195S731 The GLOCK 19 Gen5 pistol in 9mm Luger is perfect for a more versatile role because of its smaller size. The new frame design without finger grooves still lets you instantly customize its grip to fit any hand size by adding different back straps.