The Trijicon MRO SD miniature reflex sight delivers rapid target acquisition on rifles, carbines, and shotguns. Its large aperture and tapered light path expand the viewing area, supporting situational awareness and fast engagement.Its re-engineered objective lens enhances optical performance and magnifier compatibility. Ambidextrous brightness controls, sub-flush adjusters, advanced lens coatings, and a sealed, forged 7075-T6 aluminum housing combine durability with accessible operation. Hard-anodized, waterproof construction and improved windage and elevation adjusters support zero retention under recoil and impact.1/2 MOA per-click adjustment2 MOA red dotLower 1/3 co-witness mount includedA compact optic engineered for consistent performance.