The Viridian MDS35 Green Dot Sight is a highly versatile sight built for fast target aquisition and durability. The MDS35 mounts to the picatinny mount included on the T2 pattern footprint. This makes it compatible with most sporting rifles on the market. With a 30,000 hour runtime, the MDS35 will be ready when you need it. Features30,000 Hour Battery LifePicatinny Mount Included90 MOA Windage and Elevation AdjustmentsHard Coat Anodized Glass