SKU: 74366719835

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

Sale price$17.32 Regular price$19.25
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  • USA
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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18

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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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4.5 ★★★★★
Based on 19 reviews
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Verified Purchase
jeanis torres
Dallas, US
★★★★★ 5
Clean
Color: Black
It’s compact but big enough for all your dish cleaning supplies. Great quality, easy to clean, keeps sink organized and no installation required
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 24, 2026
B
Verified Purchase
Bobbie
Carnegie, US
★★★★★ 5
Looks good
Color: Stainless Steel
Looks good on my counter. Holds everything I need.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
S
Verified Purchase
super_tata
Houston, US
★★★★★ 5
Finally, a perfect large size! Exactly what I needed.
Color: Black
I am incredibly satisfied with the size of this holder! It’s rare to find an option this large on the market, and the extra space is exactly what I prefer. It holds everything perfectly and keeps my sink area so organized. If you prefer a larger size like I do, you won't be disappointed!
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Reviewed in the United States on May 21, 2026
G
Verified Purchase
Gamergramps
Waukegan, US
★★★★★ 4
Over the sink holder
Color: Black
It fits good on the back of sink. I like it. Its very sturdy and it large
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Reviewed in the United States on April 2, 2026
T
Verified Purchase
TeedaGreen
Lexington, US
★★★★★ 5
Perfect fit!
Color: Black, Color: Black
It is exactly what I needed. I love the expansion option and the toolbox that can be attached to the outside of the tray. I had a problem with the tray sliding after I adjusted to the size I wanted, but I secured everything in place with a few z-ties, and it works great. I also put anti-slip dots on the bottom, so it doesn't slide on the counter. I love it and I am very happy with my purchase!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 7, 2026

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