Sightmark Tactical Cantilever Scope Mount features a 30mm tube diameter and 1.50 mount height, classified as a medium mount ideal for proper cheek weld on AR platform firearms. Constructed with a matte black finish, this 5.98 long, 1.29 wide, and 2.48 high one-piece mount weighs 5.80 oz. It interfaces with standard Picatinny rails and includes integrated scope rings for direct optic installation. 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.