The first truly high performance optic designed specifically for crossbows. The illuminated reticles accommodate speeds from 300 fps to 340 fps 340 fps to 400 fps 400 fps to 440+ fps feature bolt drop stadia lines out to 80 yards and has Bad River Outdoors' patented deer/ elk ranging capabilities. Together they provide the ability for ranging and hold-over all in the field of view; the first reticle of its kind.The Trijicon Compact ACOG Mount w/ Q-LOC(TM) Technology features a Mil-Spec drop test rated 6061-T6 aluminum design with an easy to use one handed tool less mounting system. The spring-loaded design allows for constant retention and maintaining of zero even if the knobs are not tightened.The mount boasts a low weight and low profile design with superior return to zero performance and is compatible with any Mil-Spec or NATO Picatinny rail.- Matte black anodized finish- Made in the USA