Trophy Ridge AS845 React V5 Pin Sight IT IS MATHEMATICALLY IMPOSSIBLE TO BE INACCURATE with React Technologyâ. Combining React with Trophy Ridge's vertical InLine Pins gives you precision and an unobstructed view of your target. Features React Technology effective from 330250 fps Vertical inline pin technology 2nd axis adjustment Toolless windage and elevation adjustments Sight light included Weight: 8.5oz