J/30 Class Association Forums J/30 Forum The Boat, Sails and Equipment Tuff-Luff Aero foil

Two things to keep in mind when ordering a headfoil. The number 5 or 6 refers to the size of luff tape your sail maker put on your headsails. The J30 Class rules state that the the head foil can not exceed 31mm (1.2 Inches) for and aft.

Larry Christy
J30 Class Measurer