Kit for transformation into a portable sounder Humminbird PTC-UNB2

This canvas case allows you to transform any HELIX 5, 7 and PiranhaMax 4 series fishfinder into a fully self-contained sonar unit. The case is delivered with a suction cup mounting kit that allows the sounder to be temporarily installed on the transom. A slot is provided to attach an optional battery (SW-P11).