Having a fixed-power optic provides new capabilities in a carbine, as it provides extended range and also prevents users from having to waste valuable time adjusting magnification for different target distances. The Steiner Optics T332 Prism Sight is a durable design that's perfect for close-to-medium engagement ranges. Each Steiner Optics T332 Prism Sight features 3X magnification and includes a small-sized 32mm objective lens that keeps your carbine sleek and compact. Inside the viewing window, you'll find an illuminated ballistic reticle. The all-black Steiner Optics T332 Prism Sight is powered by a single CR2032 battery and features a rotary digital control rhe Mfg: Steiner Optics