Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]

Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]

Regular price
$80.59
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$80.59
Regular price
$94.81
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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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