Glock, 45 MOS, Striker Fired, Semi-automatic, Polymer Frame Pistol, Compact, 9MM, 4.02" Barrel, Glock Marksman Barrel, nDLC Finish, Black, No Finger Grooves, Fixed Sights, Modular Optic System, 17 Rounds, 3 Magazines, Front Serrations, Ambidextrous Slide Stop Lever, Flared Mag Well