Consists of hardware for mounting to either brake/clutch reservoirs and rails that are 0.5" to 1.25" in diameter, double socket arm and universal X-Grip large phone/tablet holder. Designed into the mount is a 1" diameter patented rubber ball and socket system with adjustment points at both ends of the socket arm; this with a twist of the arm knob, allows you to move the X-Grip mount to your optimum viewing position.