The RAM-D-202U-23 contains a 2.25" diameter rubber ball connected at right angles to a 2" x 3" rectangular base. This mount has pre-drilled holes at each corner of the base.
Material:
Powder Coated Marine Grade Aluminum
Ball Size:
2.25" Rubber Ball "D" Size
Note:
The "U" in the part number reflects product packaged in poly bag.