As quick-targeting reflex sights have made their way onto defensive carry guns, GLOCK developed the G19 Gen4 in MOS configuration. This makes mounting a reflex sight on the pistol’s slide without the need for a new slide or separate mounting System quick and easy. Adding to that, the modular back strap system makes it possible to instantly customize its grip to accommodate any hand size. The reversible magazine catch makes it ideal for left and right-handed shooters.

The GLOCK 19 Gen4 pistol in 9 mm Luger offers great firepower while allowing to shoot quick and accurately. It is ideal for a more versatile role due to its reduced dimensions, without sacrificing all-important magazine capacity. The modular back strap system makes it possible to instantly customize its grip to accommodate any hand size. The reversible magazine catch makes it ideal for left and right-handed shooters.

With the G17 Gen5 MOS GLOCK enhances the already near-perfect Gen5 model of "The original" with the addition of the Modular Optic System (MOS). The slide is precision machined to provide a mounting system for popular optic sights. With multiple adapter plates, you can quickly and easily mount miniature red dot sights to the rear of the Gen5 GLOCK slide, which has front serrations for easier and quicker manipulations. All of the Gen5 qualities are present in this standard-size pistol: The latest GLOCK nDLC surface finish, unmatched in hardness and rust resistance; the high traction Gen5 frame texture, quickly reversible magazine catch, ambidextrous slide stop lever, the GLOCK Modular Backstrap System (MBS) for individual operator adjustability, the universally-acclaimed GLOCK Safe Action^® System and high visibility orange magazine followers.

The GLOCK 17 Gen4 in MOS Configuration is a full-sized, optics-ready pistol perfect for duty and self-defence. The MOS Configuration makes it easy to mount a miniature reflex sight on the pistol’s slide without the need for a new slide or separate mounting system.