The Meprolight Tru-Vision SR ODG is a MIL-STD-810 qualified red dot reflex sight built for duty rifles and carbines, featuring a user-selectable 2 MOA dot or 65 MOA speed ring red reticle for fast target acquisition at any distance. With 16 manual brightness levels including 4 night vision-compatible settings, 8 automatic daylight settings, Shake Awake technology, and a micro-chassis design that protects the electronics from the harshest conditions, it delivers reliable performance right out of the box. Mounting via a MIL-STD-1913 Picatinny quick-release mount at 1.93" height over bore, the Tru-Vision SR ODG is a compact, lightweight upgrade backed by Meprolight's MEPROGUARD Warranty.