RodBoss 6004EMDSV 4" Double Ball & Socket, Double Screen, Vertical Mount

4" Diameter ball & socket, Double Screen electronic mount designed to accommodate 2 all size screen graphs and GPS units. Includes a track mount and boat mount plate. All parts are made from anodized aluminum. 4" between the each pivot point. Designed for setups that require a unique fit. Vertical Mount. Made in USA.