![Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]](https://auth.centerconsoleagent.com/storage/v1/object/public/product-images/ronstan-ronstan-series-40-ball-bearing-block-single-upright-lead-rf40171-rf40171-ron.jpg)
OE-spec
Specifications
| SKU | RF40171-RON |
Fitment
RONSTAN · RF40171-RON
Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]
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
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