This item may be regulated for export by the U.S. Department of State or the U.S. Department of Commerce. Please see our Export Policy prior to placing your order.The Trinity Force 1x30mm Tri Illuminated Dot Sight w/Cantilever Mount is designed to meet the requirements of a variety of close-to-medium range shooting applications. The 30mm tube and oversized objective allow for a superior field of view. When coupled with the unlimited eye relief of a dot sight, this optic is well equipped for lightning fast target acquisition. The rheostat knob provides solutions for various environments with three brightness levels for each of the Red, Green, and Blue Dot reticles. Shock Resistant. Unlimited eye relief.