Beams

Connecting the hulls are 3 aluminium beams. The forward beam which takes the forestay is 152 mm diametre by 3.25 mm wall thickness. The main beam on which the mast is stepped and the aft beam which takes the mainsheet traveler are both 203 mm diametre by 3 mm wall thickness.
The beams are strategically reinforced with sleeves for the seagull and dolphin striker wires and for the mast step.

Running fore and aft between the 3 beams are two 80 x 3 aluminium tubes that apart from dividing the nets and tramps into smaller areas also reinforce the whole structure.