Olo of the Sun 19 foot surfboard , Spitfire cutaway fin, foiling tubercules

Foiling tubercules on the spitfire cutaway fin,  for the Olo of the Sun 19 foot surfboard ,

http://olosurfer-woodensurfboardsatpipeline.blogspot.com/2010/12/olo-of-sun-19-foot-surfboard-spitfire_02.html