The RAM-101-218-1U consists of a double socket arm mount with one round base and one base with 1/2" NPT hole for pipe or pedestal. The mount is approximately 7.50" tall at maximum extension and is collapsible. This measurement does not include length of pedestal used.
Material: Powder Coated Marine Grade Aluminum
Ball Size: 1.5" Rubber Ball Size
Note: The "U" in the part number reflects product packaged in poly bag.