The chrome plated base contains a 1" diameter rubber ball connected at right angles to a 2.43" x 1.31" diamond base. The base has two holes 1.912" from center to center, positioned at both ends of the diamond base.
Material: Marine Grade Aluminum with Chrome Finish
Ball Size: 1" Rubber Ball "B" Size
Note: The "U" in the part number reflects product packaged in poly bag.