Trijicon MRO SD Patrol, Red Dot, 25mm Objective, 2 MOA Dot/68 MOA Segmented Circle, Matte Finish, Black, Lower 1/3 Co-Witness Mount MRO-C-2200354 The MRO Patrol reflex sight adds to the legendary dependability of the MRO. It includes lens covers for both the ocular and objective lenses, along with an Anti-Reflection Device KILLFLASH that protects you from unwanted detection or in bright conditions while eliminating glare.