Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171] Brand_FATSAC RV's plus starting large diesel

RV's plus starting large diesel engines

Highly regulated

Quick Links have large openings and secure threaded locking sleaves

allows mounting anywhere on the vehicle

Number of Terminal Studs: 2

Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171] Brand_FATSAC RV's plus starting large dieselSeries 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