The brightest and most accurate variable speed crossbow scope on the market, this scope features a variable speed and arrow drop-compensation setting for crossbows that shoot between 300 and 500 FPS. Its innovative configuration, consisting of three illuminated (red or green) duplex crosshairs calibrated at 20-, 40-, and 60-yards, two illuminated (red or green) dots at 30- and 50-yards, and four non-illuminated chevrons at 70-, 80-, 90-, and 100-yards, presents the shooter with a simplified aiming system. The scope's 30mm aluminum tube is equipped with an etched glass reticle and fully multi-coated 2-8x optics that increase fi eld-of-view and brightness in low light settings. External, micro-adjustable target turrets provide easy adjustment to windage and elevation for unmatched long-range accuracy. High-quality flip-up scope caps provide optimal protection for your optics and can be opened at the touch of your thumb. Variable speed and arrow drop-compensation setting for crossbows that shoot beween 300 and 500 fps 30mm aluminum tube is equipped with an etched glass reticle and fully multi-coated 2-8x optics that increase field-of-view and brightness in low light settings External, micro-adjustable target turrets provide easy adjustment to windage and elevation for unmatched long-range accuracy Innovative configurations consisting of multiple illuminations (red or green) for various yards Maxium distance marks at 100-yards