Quote:
Originally posted by supcoop:
Could be wrong but don't think you are supposed to use a thrull-hull on an aluminum
I believe you are right. I looked for one when I put my raymarine C80 in my boat and they didnt make one for it. I even remember reading something about not for aluminum.

I would look for a color finder at a resonable price. My c80 really shows the detail. But was rather high priced.