RAM® Double Ball Mount with Two Marine Electronic Plates Vision 12" 5" diameter round base that

5" diameter round base that contains the universal AMPS hole pattern

5" diameter base with the universal AMPS hole pattern and round base with a 1/4"-20 threaded steel stud

5" diameter rubber ball

and a 100mm x 100mm VESA plate

The easy to adjust knob allows for near-infinite adjustability

RAM® Double Ball Mount with Two Marine Electronic Plates Vision 12" 5" diameter round base thatThe RAM 133A mount consists of the 1. 5 inch diameter ball and socket system with universal 6. 25 x 2 inch rectangular base ends. The bases have many different combinations of pre drilled holes which will match up to many electronic devices and mounts, including Marine GPS, CB Radios, Ham Radios and Gimbal Brackets.