New TRUGLO Opti-Speed 1-4 x 24mm Velocity Calibrated BDC Crossbowx 40mm Black

Fully-coated lenses provide maximum brightness, clarity, and contrast; adjustable rheostat brightness control; wide field of view Enhanced crossbow BDC reticle compensates for bolt drop and provides accurate hold-over points from 20-70 yards; glass-etched reticle can be used with or without Illumination Speed calibrated magnification System scales the reticle and target image to match bolt Velocity (250-450 FPS) Durable leaf-spring click adjustments for windage and elevation; 1/2-moa windage/elevation adjustments Waterproof, fog-proof, and Nitrogen gas-filled; Weaver-style 30mm rings included; Battery included