Reptilia LLC RMU Mount 12 Slot features 7075-T6 aluminum construction with a black hard anodized finish. Designed as a base style riser mount, it provides a 0.625 mount height via a Mil-Spec 1913 Picatinny rail interface standard. It delivers a solid mounting method for optics and accessories requiring elevated alignment. 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.