Geissele Automatics Super Precision MRO Absolute Co-Witness mount is designed for AR platforms. Precision-machined from aluminum with a black anodized finish, it mounts to Picatinny rails. It features an absolute co-witness mount height (0.92 height), length of 1.50, width of 1.22, and weight of 0.13 lb. This red dot mount style base delivers rock-solid optic attachment. Safety Note Always ensure the firearm is unloaded before installing or adjusting any optics or bases. Verify proper torque specifications during installation. Improper mounting may affect accuracy and safety.