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

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

$55.79
$65.63 $55.79
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Availability: Low stock: 9 left
SKU: LMS-70615
Vendor: Ronstan
Category: Blocks

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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