GLOCK 17, Semi-automatic, Striker Fired, Full Size, 9MM, 4.49", Black, Interchangeable, 17Rd, Rebuilt, Polymer, Matte UR17555MOSFS

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 electronic sights to the rear of the Gen5 GLOCK slidewhich has front serrations for easier and quicker manipulations.