RAM® Universal Double Ball Mount with Two Round Plates - B Size Medium RAM-B-101B2-TAB12U 5" diameter round plate with

5" diameter round plate with AMPS hole pattern

5" C size ball and 4-hole pattern

5" diameter rubber ball connected to a rectangular plate with a 4-hole pattern of 1" x 2

The RAM-333-224-1-ALA1-TAB20U is a triple suction cup base for commercial aviation EFB iPad AIR 2

5" diameter round plate with universal AMPS hole pattern and a U-Bolt base with no installation hardware included

RAM® Universal Double Ball Mount with Two Round Plates - B Size Medium RAM-B-101B2-TAB12U 5" diameter round plate withThe RAM B 101U consists of a medium length B size 1" double socket arm and two 2. 5" diameter round ball bases that contain the universal AMPS hole pattern. The ball and socket system provides shock and vibration damping, and allows for near infinite adjustability to achieve an ideal viewing and operating angle of your device.