Need help finding a part

[Jsims]

the top part of the radacage tower that keeps the wakeboard rope from falling off is broken on mine i have searched and cant seem to find a replacement and i dont even know what there called any help would be great!

[leetudor]

http://www.diywake.com/content/images/thumbs/0000498_tow-spool.jpeg

Maybe this would work.

http://www.diywake.com/tow-spool