Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171] Hunting & Fishing | Tackle Storage Equipped with a bold and

Equipped with a bold and bright 4

Color: Black/Grey

UPC: 759266129023

Double Shielded

Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171] Hunting & Fishing | Tackle Storage Equipped with a bold andSeries 40 Ball Bearing Block Single Upright Lead 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 Acetal or Torlon ball bearings provide high performance & low friction. The 2 stage ball bearing system provides consistent performance over the full load range. Applications: Typically used for halyards at the mast base. Materials: Acetal ball