MichaelR said.. There's a bloke on the Northern Beaches making a 10 fin micro fin set up. Can't find a link, but it was in the paper last week.
I think I'm gonna have a 10 foot board made with a 10 fin set up, one for every foot. He reckons it reduces drag, but adds so much more hold, due to the co-efficient of the many micro fins.
