GoPro Suction Mount Kit consists of a 3.3" diameter suction cup twist lock base, SHORT length double socket arm and 1" diameter ball with custom GoPro Hero adapter The mount is designed with a RAM 1" diameter patented rubber ball and socket system that has adjustment points at both ends of the double socket arm; this allowing for almost infinite adjustment and perfect viewing angles The suction cup, twist lock base is designed to have a strong hold on glass and non-porous plastic surfaces, including adhesive disks The GoPro Hero adapter attaches directly to the under-side of the camera, replacing the factory mounting bracket