The Trijicon MRO Series features a large aperture maximizing the viewing area, allowing for better situational awareness and fast target engagement. It also features ambidextrous brightness controls, sub-flush adjusters, advanced lens coatings, and a fully sealed, waterproof, hard anodized forged 7075-T6 housing, making the MRO the ultimate mini reflex sight. No screws or hardware included. FeaturesImproved Target VisibilityTrusted DurabilityEase of OperationNo Need for Special Tools to Adjust Windage and ElevationFully Ambidextrous KnobEasy Grip Adjustment KnurlMultiple Illumiation Settings1/2 MOA Sub-Flush Adjusters Prevent Accidental AdjustmentForged 7075 Aluminum HousingWaterproof 100ft/30m SubmersionLarge Objective LensFully Multi-Coated Broadband Anti-Reflective GlassNote: The Trijicon MRO is constructed with a Canted Front Lens, this feature is part of the normal factory construction.