The horizontal area in the tunnel fin also acts as a means of transferring rider energy into forwards thrust through board flex... basically it's like a dolphin tail... the board pumps up and down and drives the' fluke' at the tail.
As the board pumps up and down it drives the'fluke' at the tail. The horizontal area in the tunnel fin also acts as a means of transferring rider energy into forward thrusts through board flex (similar to a dolphin tail).
The horizontal area in the tunnel fin also acts as a means of transferring rider energy into forward thrusts through board flex (similar to a dolphin tail). As the board pumps up and down it drives the'fluke' at the tail.
The horizontal area in the tunnel fin also acts as a means of transferring rider energy into forward thrusts through board flex (similar to a dolphin tail). As the board pumps up and down it drives the'fluke' at the tail.