The Axeon Trisyclon dot sight offers shooters three dot reticle colors with 3 brightness levels for each coior. This sight can be mounted to Picatinny/Weaver style rails as well as 3/8 inch/11mm style dovetail rails. Powered by one CR2032 battery, the Trisyclon is a great complement to an Modern Sporting Rifle, Rimfire, or rail equipped Shotgun.