Ram Single Swing Arm Vertical Mount System 170-RAM109VRAM Mounting Systems Ram Single Swing Arm Vertical Mount System 170 RAM109V The RAM single swing arm mount is made of powder coated marine grade aluminum. It consists of a 6" long BENT 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