The Glock G19 Gen5 MOS in a Green/Black package is a popular choice for Gun Enthusiasts. This Subcompact pistol features a Rugged Lightweight frame and a click here Melted Steel slide. The MOS (Modular Optic System) allows for easy Attachment of a variety of Red Dot Sights, Improving your Marksmanship. Factory Options include three Clips and a Ca