First light, last light, and all day long, this crossbow topper will have you stacking bolts and filling tags in no time. Vortex's purpose-built reticle not only gives you holdover points out to 100 yards, it features red and green illumination for low-light shooting. They also included the magnification and FPS on the magnification ring to keep the scope compatible with a variety of crossbows and setups, and a wide field of view makes it perfect for a variety of shooting situations. Plus, they're including rings, flip caps, and a neoprene cover, so it's ready to mount right out of the box. 30mm rings included have a height of 1.1" (28mm).