RAM® Large Marine Electronics Ball RAM-111-403 Compatible with versions of the

Compatible with versions of the Humminbird Helix 5

The rust proof metal u-bolt accommodates rails in 1" to 1

Constructed of marine grade aluminum with stainless hardware and black powder coat finish

including RAM adhesive disks

audible alerts

RAM® Large Marine Electronics Ball RAM-111-403 Compatible with versions of theThe RAM 137BU, universal mounting plate, consists of a 1. 5" diameter rubber ball, connected at right angles to a flat 3" x 11" rectangular plate. The plate contains different combinations of pre drilled holes which will match up to many electronic devices and mounts, including Marine GPS, CB Radios, Ham Radios, Gimbal Brackets and more.