20mm (3/4") ball bearing sheave, suitable for up to 12mm (1/2") line, ensures that friction is kept to a minimum. Designed for 25mm (1") OD staunchions.
Australia's largest marine accessories retailer. Serving boat owners since 1962. With sixteen big supermarkets and mail order departments Australia wide Whitworths Marine & Leisure offers the best service, convenient locations, a huge selection of quality products, and unbeatable prices.