Each one is precision CNC machined from solid steel to the exact standards. These fine TruGlo 3/8 dovetail sights are machined, polished, and blued to match your gun. The height is measured from the bottom of the dovetail. Give yourself the extra height needed to match up your front sight with your rear sight along with maintaining the contour of your barrel. The extreme brightness of the optic brings light on target into the lowest of light conditions. These sights give you the high visibility and precision of a fiber optic sight with the strength of Truglo solid steel construction. These dovetail sights are very to install. It features .060" fiber diameter. Ramp style, available in Red and Green with four heights to meet most installation requirements on guns with a 3/8" dovetail. Regardless of your outdoor sporting interest, Truglo has gear that's optimized for your style and budget. From target archery and crossbow hunting to carry guns and tactical competition, TruGlo has accessories to improve your gear.