Hey Les,
Do you have a link to these photos>
To clarify, this new design d-board and rudderblade,...they are designed for the Nacra F-18,....yes?
thanks for the update on the I-17 (ok,...the F 17).
..by the by,...the F stands for 'formula',...yes?

regards from Tampa ( sunny and HOT)
Bruce
St. Croix ( and going North Les, in about 2 weeks

)
US Virgin Islands