Leupold 176533 Freedom RDS Red Dot BDC Sight w/Mount

Features: Bullet Drop Compensation (BDC) elevation dial, calibrated for .223 Remington 55 gr. ammunition, provides measurements out to 600 yards 34mm maintube 1 MOA click adjustments provide precise adjustments Twilight Light Max Management System provides low light performance, increased contrast and glare reduction Motion Sensor Technology (MST) extends battery life AR height mount included for easy installation Ultra-lightweight construction disperses recoil energy for unrivaled durability Punisher tested and verified for superior ruggedness Waterproof, fogproof, and guaranteed to perform for life