For Sale: TRIJICON MRO PATROL. This is the MRO with included full co-witness cantilevered mount, ARD (kill flash), and ocular and objective covers. New in box, never mounted with box and manual. This fine red dot optic rivals the Aimpoint T and H series with larger objectives and better ergonomics. MSGO price is $525 cash FTF in Jackson MS metro area. The Trijicon Miniature Rifle Optic (MRO) is a reflex-style, sealed sight intended for use on rifles, carbines, and shotguns to provide fast target acquisition. It is designed to be used with both eyes open, providing the operator with maximum situational awareness. The large aperture and tapered light path maximizes the viewing area in such a small optic, allowing for fast target engagement – especially from non-standard shooting positions. Advanced lens coatings and electronics produce a crisp red dot.