- A replacement backplate for large Happy Troller® mounts. Happy Troller mounts on the anti-cavitation plate to allow fine control of trolling speed. At cruising speed, your boat's stability is enhanced.
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- A replacement backplate for large Happy Troller mounts. Happy Troller mounts on the anti-cavitation plate to allow fine control of trolling speed. At cruising speed, your boat's stability is enhanced.