SKU: 41797959027

Ronstan Series 40 Ball Bearing Block - Single Upright Lead

Sale price$51.21 Regular price$56.90
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Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 8 - Aug 13

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Description

Ronstan Series 40 Ball Bearing Block - Single Upright LeadSeries 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

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

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 41797959027

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4.1 ★★★★★
Based on 11 reviews
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K
Verified Purchase
K.B
Louisville, US
★★★★★ 5
High Quality
Size: X-Small, Color: Pink/Unicorn
High print quality, and vivid colors. Got exactly what I expected.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 25, 2025
T
Verified Purchase
Tsia
Houston, US
★★★★★ 4
Just as pictured
Size: X-Large, Color: Mauve/Apples
It is sized big so I suggest that you order a size down.other than that it is just as pictured.
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Reviewed in the United States on November 13, 2025
C
Verified Purchase
Cynthia
Charlottesville, US
★★★★★ 5
Good
Size: Medium, Color: Pink/Unicorn
Fits as expected.
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Reviewed in the United States on March 26, 2026
T
Verified Purchase
Tam I M
Cuba, US
★★★★★ 5
Great quality
Very comfortable and good quality we have washed it multiple times and still looks great
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Reviewed in the United States on November 24, 2025
J
Verified Purchase
Jia
Grantham, US
★★★★★ 5
The pants are of excellent quality
Size: XX-Large, Color: Mauve/Apples
The pants are of excellent quality, made from thick material that feels very warm. By comparison, the long-sleeve T-shirt is thinner and not as warm as the pants.
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Reviewed in the United States on October 24, 2025

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