Thanks for your feedback. You are correct the foils are designed to take reinforcing tubes in the radii, the FF13 is designed to accept a tube or rod with an outside diameter of 1/2" or 12.7mm, Larger diameter rods can be inserted to alter the width, here is an example. https://sites.google.com/site...

Hi, Not sure how the forum works, so I hope this post is Okay. I am a builder of aluminum hydrofoil extrusions and I have had a lot of interest from kitesurfers in the last few months asking for a smaller foil. As a result of that interest I have just created a new product called the Full Foil 13 wh...