Seldén blocks give you the benefits of a high strength to weight ratio.
Using quality materials like glass fibre reinforced composite, marine grade stainless steel and machined aluminium.
Each component is designed for top performance with the rig under all conditions.
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.