Ronstan Single Upright Lead Block - Removable Sheave

SKU: RF568

Sale price$15.00


Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. When mounted in an inverted position, are frequently used as upright leads.


  • Typically used in dinghy spars for control lines such as outhauls
  • Removable sheave
  • The external tabs can be formed to fit the spar profile before fastening


  • U.V. stabilised Acetal sheave
  • Grade 316 stainless steel load housing

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