He tested the RSX sail, and he was full planning at 8-10 knots,with good upwind angle.
I am afraid he will be overpowered easily.
Any tuning suggestion will be welcome for that sail.
Originally Posted by mark h
Worth bearing in mind that the RSX rig is fairly tight leech and designed to to work in both planing and non planing conditions. 9m Formula rig could prove to be better