The RAM-D-235-1U consists of a double u-bolt base with 2.25" diameter ball and two zinc-coated u-bolts. The double u-bolt base will accommodate rails from 1.25" to 1.5" in diameter.
Material: Powder Coated Marine Grade Aluminum
Ball Size: 2.25" D-Size Ball
Note: The "U" in the part number reflects product packaged in poly bag. This mount includes zinc coated u-bolts for preventing rust of the mount and black cover caps to be placed over the exposed ends of the u-bolt.