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![Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]](http://cemarine.com/cdn/shop/products/70615XL_700x700.jpg?v=1576633691)
![Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]](http://cemarine.com/cdn/shop/products/70615XL_1000x1000.jpg?v=1576633691)
Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]
by Ronstan
Call for Availabity!
$60.68
$51.58
SKU 70615
Manufacturer Part Number: RF40171
UPC #: 9316800244249
Category: Blocks
Manufacturer Part Number: RF40171
UPC #: 9316800244249
Category: Blocks
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
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