Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 9 - Jul 14
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Ronstan Series 20 Ball Bearing Block - Swivel Hook HeadSeries 20 Ball Bearing Block Swivel Hook Head Features: Low friction High static and dynamic load capacity Lightweight Low profile swivelling hook for quick and easy attachment Hook suits rope, stainless steel and webbing fixing points Precision molded Acetal sheaves running on stainless steel or Torlon ball bearings provide high performance & low friction Applications: Dinghy control lines Dinghy vangs Cunninghams Traveller controls Materials:
Series 20 Ball Bearing Block - Swivel Hook HeadFeatures:
- Low friction
- High static and dynamic load capacity
- Lightweight
- Low profile swivelling hook for quick and easy attachment
- Hook suits rope, stainless steel and webbing fixing points
- Precision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction
Applications:
- Dinghy control lines
- Dinghy vangs
- Cunninghams
- Traveller controls
Materials:
- Stainless steel ball bearings
- UV Stabilized Acetal sheave
- Grade 316 stainless steel load strap and head fitting
- Impact and UV resistant, fiber reinforced Nylon cheeks
Specifications:
Sheave Ø: 20mm(3/4")
Max. Rope Ø: 6mm(1/4")
M.W.L.: 135kg(300lbs)
B. L.: 270kg(590lbs)
Weight: 21g(0.7oz)
Manufacturer : Ronstan
Manufacturer Part No : RF20180
UPC : 9316800416622
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- 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
4.2 ★★★★★
Based on 1937 reviews
Sort
Product Reviews
★★★★★ 5
Excelente precio
Format: Paperback
Es pasta blanda pero la traducción es perfecta
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 9, 2026
★★★★★ 5
Un gran libro sin duda
Format: Kindle
Principios básicos, fundamentales, que trascienden cualquier época o lugar. Una lectura productiva y aportante que toda persona debe asimilar y practicar
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 31, 2026
★★★★★ 4
Fácil de leer
Format: Kindle
Me gustó a pesar que es un libro corto es entretenido, no le doy las 5 estrellas porque a veces hay palabras que no están bien.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 20, 2026
★★★★★ 5
Excelente
Format: Hardcover
Excelente
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 31, 2026
★★★★★ 5
Número 1 en mi lista
Format: Hardcover
Excelente
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 30, 2026