Designed with dual color reticle， this Truglo 30mm Red Dot Dual Color Sight helps in aiming your mark quickly and accurately. Featuring a lightweight CNC-machined aluminum construction， this dot sight is exceptionally resistant to water and shock. It is updated with multi-coated lenses to make of ideal brightness and clarity. The Truglo 30mm Red Dot Dual Color Sight has an anti-reflective interior to minimize the effects of stray light. It provides better control over brightness and elevation with the click windage， elevation adjustment feature and rheostat. It easily fits on shotguns， handguns， muzzleloaders and more， thanks to the weaver-style mounting system.