Glock 19 Gen3 MOS compact with factory optic cut. The earliest factory optic-cut G19 variant, produced before the Gen4 MOS became the standard offering. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 15 Year introduced: 2014, Austria Weight: 23.63 oz Overall length: 6.85" Status: Discontinued Intended use: Concealed Carry, Service, Duty