Experience unmatched speed, precision and versatility with the Trijicon miniature rifle optic (MRO) HD and 3x Magnifier, the ultimate combination for rapid target acquisition and extended-range accuracy. Designed for both-eyes-open shooting, the MRO HD enhances situational awareness with a large aperture and tapered light path, maximizing your field of view in a rugged, fully sealed 7075-T6 aluminum housing. Its refined 2.0 MOA center dot and 68 MOA segmented circle reticle offer customizable brightness and aiming options for any scenario. Paired with the compact, lightweight MRO HD Magnifier, this setup delivers crystal-clear magnification, effortless reticle centering with flush, toolless adjusters and an adjustable diopter for optimal clarity. The military-grade flip-to-side quick-release mount ensures seamless transitions between magnified and non-magnified views, while compatibility with 1/3rd or Full Co-Witness mounts provides enhanced adaptability. Whether engaging targets at close range or dialing in precision shots at distance, this powerhouse duo guarantees rapid response, superior accuracy and unbeatable performance in any environment. A re-engineered objective lens produces a refined 2.0 MOA center dot and 68 MOA segmented circle reticle for better target acquisition The larger viewing area of this optic allows for faster target acquisition with reduced "tube effect" improving overall shooting performance Built with a forged 7075 housing and fully sealed construction, this optic offers maximum durability and protection against harsh environmental elements The brightness dial on this optic is easily adjustable by both left and right handed users without removing their hand from the fire control Featuring a cap less design with sub-flush adjusters, this optic eliminates lost caps and prevents inadvertent adjustments This optic's cap remains attached to the optic during battery changes, ensuring convenience and preventing loss The MRO models offer 8 brightness settings, including (2) night vision compatible settings, with MRO HD models featuring 16 brightness settings Multi-coated lenses provide superior clarity and light gathering capabilities for a crisp, distortion-free reticle Electronics in this optic are warranted for 5 years from the original manufacture date, ensuring reliable performance