5/16" (8mm) Ronstan Single, Ball Bearing, Lead Block
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 Acetal or Torlon® ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performance over the full load range.
- Typically used for halyards at the mast base.
- Acetal ball bearings
- UV stabilised Acetal sheave
- Grade 316 stainless steel load housing
|Sheave Ø||1-3/16 in.||30 mm|
|Max. Rope Ø||5/16 in.||8 mm|
|Pin Ø||5/32 in.||4 mm|
|M.W.L.||660 lb.||300 kg|
|B. L.||1650 lb.||750 kg|
|Weight||1.1 oz.||30 g|