Opti BLACKGOLD 45MM POWER BOOM*** Due to being oversized we cannot offer shipping at this stage*** A stiffer Optimist boom to keep more tension on the leech for the heavier sailor. The smaller bridle gives more space when tacking. All Optiparts Optimist booms are made from high grade, tempered tube and fitted with: captive eye straps; black nylon inboard and outboard end fittings; nylon outhaul cleat; outhaul trim gauge; 4 mm Vectran outhaul; and Dyneema bridle and vang.