The Trijicon MRO SD is a compact reflex sight for rifles, carbines, and shotguns. Its 2-MOA red dot supports rapid target acquisition and visual awareness during engagement.Waterproof construction and superior lens coatings support consistent performance in demanding conditions. Ambidextrous brightness settings provide accessible control, while reliable adjusters are designed to help maintain zero. The C-2200300 configuration includes no mount.2-MOA red dot for rapid target acquisition1/2-MOA-per-click adjustment for precise zeroingWaterproof body with superior lens coatingsAmbidextrous brightness settings; no mount includedSelect a compatible mount separately to configure the optic reliably for your platform and intended setup.