The RAM-B-202U-153 contains a 1" diameter rubber ball connected at right angles to a 1.5" x 3" rectangular base. This mount has pre-drilled holes at each corner of the base plate.
Material: Powder Coated Marine Grade Aluminum
Ball Size: 1" Rubber Ball "B" Size
Note: The "U" in the part number reflects product packaged in poly bag. Mounting hardware not included with purchase. Manufacturer : RAM Mounting Systems Manufacturer Part No : RAM-B-202U-153 UPC : 793442913907