Ravin Crossbows Scope

This Ravin scope is a 8.75-inch aluminum scope features a variable speed and arrow drop-compensation setting for crossbows that shoot between 300 and 425 FPS. Nine dot calibrated for 20-100 yards with a wide field of view. Rheostat controlled illuminated colored dots (red or green). An etched glass reticle and fully multi-coated lenses 1.5 to 5x optics. Flip up protective lens caps. Fog and weatherproof. Shock and recoil proof. Mounting rings (7/8?) included.Features:- 20-100 yard range- Innovative FPS adjustment- Fully coated lenses with red & green illumination- Fog water shock and recoil-proof performance