Ram Mount 1-Inch Diameter Ball Short Length Double Socket Arm with Diamond Base Consists of a diamond base and SHORT double socket arm that will accept 1" ball bases The diamond base measures 2.43" x 1.31" and contain two holes 1.912" from center to center Designed into the mount is a 1" diameter patented rubber ball and socket system with adjustment points at both ends Allows for you to maneuver the mount to your optimum viewing position Overall Length: 3"