Vexilar Pro-View Ice-Ducer Transducer 183530. For winter fishing it is critical your transducer is level to let you quickly see your bait and fish targets directly below . Each Ice-Ducer comes with a large slip-on float to suspend your transducer. Any Ice-Ducer will fit all FL series Vexilar flasher/fish finders. Package Contents: Vexilar Pro-View Ice-Ducer Transducer Vexilar 183530: Pro-View Ice-Ducer Transducer