The Trijicon MRO-C-2200301 Miniature Rifle Optic is a sealed reflex sight for rifles, carbines, and shotguns, delivering fast target acquisition through a large aperture and tapered optical path.Its re-engineered objective lens, advanced coatings, and 2-MOA red dot provide enhanced optical performance, broad situational awareness, and magnifier compatibility. A waterproof, sealed 7075-T6 aluminum housing and ambidextrous brightness controls support dependable field operation.2-MOA red dot for rapid aiming1/2-MOA-per-click windage and elevation adjustmentIncluded low mount; improved adjusters support zero retention under recoil and impactCompact construction, sub-flush adjusters, and rugged hard-anodized housing make this optic suitable for demanding applications.