Serrated Fins
AHEM… Attention JJR… The ridges on the front of a Humpback whale’s fins increase maneuverability, improve lift force and increase stall angle. The discovery has lead to serrated fan blades that use 20% less energy. I expect to be testing your first prototype within the week.




May 17th, 2008 at 2:14 pm
years and years ago, the forward thinking, often under credited, wil jobson (twinzer) shaped some boards with serrated rails.