GLOCK pistol 17 Gen. 4 M.O.S. 9mm Luger

GLOCK 17 Gen4 in MOS configuration Caliber: 9mm Luger Article No.: 2319259 The GLOCK 17 Gen4 in MOS configuration is a full-size, optics-ready pistol, perfect for use and self-defense. The MOS configuration allows for easy mounting of a mini reflex sight on the pistol slide without the need for a new slide or a separate mounting system. MOS - Modular Optical System configuration The engineers at GLOCK developed the Modular Optical System configuration to simplify the mounting of common optical sights. Optical sights improve accuracy at both long and short distances, allow for faster target transitions, and quicker acquisition of your target. The MOS configuration is the best choice to hit your target. What is the difference between reflex optics (MOS) and standard sights...