61cm centerboard for windsurf board.
The size should be compatible with HiFly 335 FX, and F2 ROOKIE 335 and similar boards (e.g. Kona school, Windsurfer school, wind SUP boards).
If needed you can 3d print or cut the model with a CNC and laminate one or two layers of fiberglass over it.
The handle needs to be glued on the top after centerboard has been laminated

Compatible with this kind of boards
The author marked this model as their own original creation.