State of the art performance combined with a compact form factor make the STS-081 Mini Red Dot Sight one of the hottest optics available. A versatile and lightweight solution for handgun, rifle and shotgun, the STS-081’s advanced design and robust construction ensures optimum performance in the most extreme conditions. The STS-081 features a parallax free 1X red dot with a 4 MOA reticle, coated glass lenses, a high strength extruded aluminum body with anodize coating, and mounts on M1913 / Weaver accessory rails.