Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171] Outdoor | Backpacks Common applications include combining nav

Common applications include combining nav lights and anchor light with independent bulbs

mark and navigate to locations such as brush piles

or in overhead electronics boxes

Edge® 205

UPC: 753759182311

Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171] Outdoor | Backpacks Common applications include combining navSeries 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