40 mm BLACKGOLD™ MEDIUM Optimist boom (EX940). A stiff and lightweight Optimist boom which is suitable for the majority of sailors.
All Optiparts Optimist booms are made from high grade, tempered tube. Fitted with captive eye straps, black nylon in- and outboard end fittings, nylon outhaul cleat, outhaul trim gauge, 4 mm Vectran outhaul and a Dyneema bridle and vang.