The RAM single swing arm mount consists of a 6" long swing arm mounted on a vertical surface mounting base. At the device mounting end of the mount is a rectangular 6.25" x 2" plate. There are two (2) pivoting points on the mount. One at the swing arm and base and one at the center of the rectangular plate and the end of the swing arm. Each pivoting point allows a complete 360 degree rotation.
Plate Hole Patterns - PDF