Ronstan
Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]
![Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]](https://cdn11.bigcommerce.com/s-u5h0phb1/images/stencil/608x608/products/60874/23490/70615XL__25006.1521267265.jpg?c=2 "Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]")
- SKU:
- 70615
- UPC:
- 9316800244249
- Weight:
- 0.10 LBS
- Shipping:
- Calculated at Checkout
![Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]](https://cdn11.bigcommerce.com/s-u5h0phb1/images/stencil/1280x1280/products/60874/23490/70615XL__25006.1521267265.jpg?c=2?imbypass=on "Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]")
Description
Series 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 bearings
- UV stabilized Acetal sheave
- Grade 316 stainless steel load housing