The Sword Judge Pro features Sword Fast Track elevation technology, 100 percent CNC T6061 aluminum construction, micro adjust elevation and windage, 1.5" Inside diameter round aperture, tool-less feature on windage and elevation adjustment, laser etched elevation and windage scales, 3rd axis adjustment, high and low sight mounting system with built-in offset for extended sight window, yardage tape on 45 degree angle toward shooter and a 6" Dovetail Bar. Will accept lens and retainer ring not included. Rheostat LED light kit included.