Ravin R170 100-Yard Illuminated Red/Green Crossbow Scope - Compatible with Ravin Crossbows, Black - Perfect for Hunting & Target Shooting in Low Light Conditions

This Raven 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