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Ronstan Single Becket Block

Cat.No:  5256 Sup. No:  RF188

Availability: In stock

RRP: $21.33

our price $19.75
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Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets in the block heads can be fitted with shackles, which can also be used to add a becket for extra purchase.


  • Lightweight durable construction
  • Economical
  • Maintenance free


  • Vang, cunningham and trapeze retriever systems on dinghies
  • Leech line tackles, bunk adjusters etc on larger yachts


  • Sheave Diam. 29 mm
  • Max. Rope Diam. 8 mm
  • Max. Wire Diam. - mm
  • Pin Diam. - mm
  • Max. Working Load. 300 kg
  • Breaking Load. 600 kg
  • Weight. 35 g


  • U.V. stabilised Acetal sheaves
  • Grade 316 stainless steel cheeks

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.