
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 7 - Jul 12
For Your Every Summer RSVP, with Code: SUMMER15
Description
Ronstan Series 30 Bb Orbit Block DoubleSeries 30 Ball Bearing Orbit Block Double 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 - DoubleBall 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&Reg;
Specifications:
Sheave Ø:30Mm(1-3/16')
Max. Rope Ø:8Mm(5/16')
M.W.L.:450Kg(990Lbs)
B. L.:900Kg(1,980Lbs)
Weight:50G(1.7Oz)
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
4.4 ★★★★★
Based on 1630 reviews
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Product Reviews
★★★★★ 3
Decent Shoes with Misleading Description (Not Leather)
Size: 12 Wide, Color: Black, Size: 12 Wide, Color: Black
I only look for leather when I’m purchasing dress shoes. Under the description “details” on this item it lists the shoe as leather upper and inner lining. A photo shows “genuine Napa leather lining”. If you keep reading (which I have now that I’ve received the shoes) it shows “faux leather” in the small print and that is not “leather”. I run a small leather business and this irks me because it’s clearly false advertising. The details also show the product is made in Brazil but when they arrived today, the shoe tag shows “Made in China” and “Man Made upper and lower”. I don’t hate the shoes. They look nice. What I know is they won’t hold up over time like leather, which is why the description should be accurate and not misleading.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 28, 2026
★★★★★ 5
Men’s oxfords
Size: 10.5, Color: Black
Good quality and perfect fit
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 22, 2026
★★★★★ 1
Low quality
Size: 8.5 Wide, Color: Cognac, Size: 8.5 Wide, Color: Cognac
Starting to peel after a few uses
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 3, 2026
★★★★★ 5
Great Shoes
Size: 10, Color: Cognac
Love these shoes super comfortable and look great. Everyone asks me where I got them.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 20, 2026
★★★★★ 5
Beautiful shoe but too narrow
Size: 10 Wide, Color: Navy Grainy Leather
Too narrow
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 24, 2026
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