Trophy Ridge React One Pro Dovetail Bow Sight Mathematical precision of React Technology automatically adjusts all pins to the optimal location Make easy corrections with advanced tool-less micro-click wind age and elevation adjustments Fiber optic yardage indicators compensate for various environmental conditions Strengthen accuracy at severe angles over longer distances with triple-axis leveling Includes Trophy Ridge React-One Pro Dovetail sight, 10 custom sight tapes, and lens retainer ring (lens not included)