The Marksman is built to maximize performance in both hunting and competitive shooting situations. Waterproof and fog-proof it features a variable speed and arrow drop-compensation setting for crossbows that shoot between 250 and 450 FPS. - The configuration consists of five red aiming points calibrated for 10-yard increments between 20- and 60-yards and two nonilluminated duplex crosshairs at 70- and 80-yards for competition and recreational shooting. An infinite position rheostat controls the light intensity of the illuminated crosshairs. - Its ultra-strong 30mm tube is equipped with etched glass reticles and fully multi-coated 1.5-7x optics that increase field-of-view in low light settings. It�s quick-detach scope rings allow for easy installation and removal of the scope and include a built-in level for added accuracy. High-quality flip-up scope caps provide unmatched protection for your optics and can be opened at the touch of your thumb. - Comes with standard 5-year scope warranty