Allows the attachment of Aimpoint, Burris or other 30mm red dot sights to rifles and carbines with Flat Top upper receivers or Picatinny rails * Allows co-witnessing of the rifle sights with the red dot sight * The mount is held securely in place by a spring loaded locking bar * An extra battery is concealed under a spare turret cover for Aimpoint M3 optics * Manufactured from hard anodized aircraft grade aluminum; all hardware included; no permanent modification required