Ronstan Series 30 Ball Bearing Orbit Block - Cheek [RF35151]
SKU: 74366719835

Ronstan Series 30 Ball Bearing Orbit Block - Cheek [RF35151]

Sale price$17.32 Regular price$19.25
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 6 - Jul 11

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Description

Ronstan Series 30 Ball Bearing Orbit Block - Cheek [RF35151]Series 30 Ball Bearing Orbit Block Cheek Ball Bearing Orbit Blocks boast the highest strength to weight ratio available. This is achieved through all composite reinforced polymer materials and multiple attachment options. Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fiber reinforced composites in the block head, cleat arms and beckets. Features:

Series 30 Ball Bearing Orbit Block™ - Cheek

Ball Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options.
Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fiber-reinforced composites in the block head, cleat arms and beckets.

Features:

  • Lightweight
  • Highest working load in its class
  • Secure, versatile and secure attachement
  • Low profile and compact


Applications:
  • Mainsheet systems and spinnaker sheets on dinghies to 5M(16')
  • Halyard, vang and backstay applications on boats to 5M(16')
  • Control line applications on larger yachts


Materials:
  • Sheave: High compression strength carbon black Acetal
  • Ball Bearings: High compression strength Acetal
  • Frame/Cheeks: Toughened, glass fiber reinforced Nylon
  • Link: UV stabilized, multi-strand impregnated SK75 Dyneema®


Specifications:
Sheave Ø: 30mm(1-3/16")
Max. Rope Ø: 8mm(5/16")
M.W.L.: 300kg(660lbs)
B. L.: 600kg(1,320lbs)
Weight: 21g(0.7oz)
Quick Guide (pdf)
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: 74366719835

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Gabby Bon
Charlottesville, US
★★★★★ 5
Great Plastic Forks
Number of Items: 500
These are a very good disposable fork. They are great for using while entertaining and no clean up! Very durable.
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Reviewed in the United States on July 29, 2023
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H E McCartney III
Grantham, US
★★★★★ 5
Sturdy and strong
Number of Items: 500
For plasticware and the price these were amazing. I was surprised they were sturdy and durable. I do not think any broke at the picnic.
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Reviewed in the United States on May 15, 2024
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Hector Suarez
Alexandria, US
★★★★★ 5
Great quality highly recommended
Great quality highly recommended for the summer or used on the oven great size
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Reviewed in the United States on May 22, 2026
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reginald braxton
Fort Morgan, US
★★★★★ 5
Good
Good value
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Reviewed in the United States on May 3, 2026
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Charity W.
Grantham, US
★★★★★ 5
Easy To Use
These work great for a really good price. I love using these when I'm making dishes that would be difficult to clean otherwise.
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Reviewed in the United States on March 15, 2026

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