45 | 49 | 53 | 57 | 61
Hull and deck
Hull plating 4 to 10mm thick.
Hull structure: 20 waterjet cut frames
and 28 stringers.
Deck thickness 4 to 5 mm
Centreboard
Naca profile 120 mm thick, weight 200kg
Lifted via a manual handle
Ballast

6,000 kg of pig lead, epoxy painted and sealed

Rudders

Hung and balanced. Rudder stock diameter 100 mm