The BLACKGOLD are the most advanced. They have been chosen as the official breed for the IODA Optimist World Championships, and for the European, Asian and Oceanian Championships.
 Constructed from the highest grade of aluminium available (Aerospace spec Alloy 7075 T6). 45 micron black anodised. All fittings in black, Harken ball bearing blocks and Vectran ropes. Includes collar (ref. EX1211), cleat (ref. 1242), pins (ref. ex1338) and system (EX1352.)