Ronstan Series 20 Lead Block - Single Pivoting Sheave

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  • $35.69
  • Regular price $41.98
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Series 20 Lead Block - Single Pivoting Sheave


  • 180 degree pivoting sheave

Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Precision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction.


  • Pivoting version suits controls that need to be trimmed from either side of the boat.


  • Grade 316 stainless steel ball bearings
  • UV stabilized Acetal sheave
  • Grade 316 stainless steel load housing