Taurus USA GX4, Striker Fired, Semi-automatic, Polymer Frame Pistol, Compact, 9MM, 3 Barrel, Matte Finish, Black Frame, Rose PVD Slide, Adjustable Sights, (1)-11 and (1)-13 Round Magazine 1-GX4M931-RG A Micro-Compact 9mm with Class Leading Capacity. Taurus' first-ever micro-compact 9mm, the GX4 boldly outclasses anything else in its class reaching unprecedented new heights in concealed carry firearm engineering, ergonomics and innovation.