RAM 2.5" Round Plate with AMPs Hole Pattern & Size 1.5" Ball
The RAM-202U consists of a C size 1.5" diameter rubber ball connected to a 2.5" diameter plate. This mount has the universal AMPS hole pattern.
Powder Coated Marine Grade Aluminum
1.5" Rubber Ball Size
The "U" in the part number reflects product packaged in poly bag.