RAM® Double Ball Mount with Two Marine Electronic Plates Vision 12" 5" rectangular plate with a

5" rectangular plate with a 1

5 inches between screw holes

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

This RAM-103U-D-2461 consists of a 1

60" steel backing plate with #8-32 threaded holes

RAM® Double Ball Mount with Two Marine Electronic Plates Vision 12" 5" rectangular plate with aThe 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.