LUCID HD7 Red Dot Sight Gen III (HD7)br Parallax Free Lower 13 Co-Witness br Picatinny Rail Mount Built in br 100 Waterproof Fogproof and Shockproof tested to 458 SOCOM br 4 Operator Selectable Reticles with Capped 12 MOA Adjustments br Reticle Auto Brightness Sensor?with Auto Shut Off after 2 hours