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Ronstan Blocks

Ronstan has grown to become an international powerhouse of the marine industry, offering high quality blocks from control blocks to ratchets.

Ronstan Sailboat Blocks

Ronstan has grown well beyond its origins as the Australian market leader in dinghy hardware and general marine fittings, to become an international powerhouse of the marine industry. Ronstan has a reputation among sailors as the equipment of choice on boats from the flying Moths and the Olympic sailing classes to the record-setting offshore multihull sailboats and the Volvo Race fleet.