RAM MOUNTS diamond base is 1.25" x 2.5" w/ a 1.5" rubber ball connected at right angle. Base has 2 holes 1.912" from center to center at either end of base.

RAM MOUNTS diamond base is 1.25" x 2.5" w/ a 1.5" rubber ball connected at right angle. Base has 2 holes 1.912" from center to center at either end of base.

RAM-238U$12.99