The Glock G19 Gen5 MOS in a Green/Black package is a popular choice for Shooters. This Subcompact pistol features a Rugged Synthetic frame and a Alloy slide. The MOS (Modular Optic System) allows for easy Installation of a variety of Optic Systems, Improving your Marksmanship. Factory Options include three Magazine and a Holster. The G19 Gen5 MOS