FEATURES 180 degree pivoting sheave Sheave Ø 20 mm Max. Rope Ø 6 mm Max. Cable Ø - mm Fastener Ø 4.0 mm M.W.L. 250 kg B. L. 550 kg Weight 30 g PRODUCT INFORMATION Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers.Precision moulded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction. APPLICATIONS Pivoting version suits controls that need to be trimmed from either side of the boat. MATERIALS Grade 316 stainless steel ball bearings UV stabilised Acetal sheave Grade 316 stainless steel load housing