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Ships within 48 hours · Estimated delivery Jul 18 - Jul 23
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For Your Every Summer RSVP, with Code: SUMMER15
Description
Ronstan Series 40 Bb Block SingleSeries 40 Ball Bearing Block Single Universal Head Sheaves Running On Acetal Or Torlon&Reg; Ball Bearings Provide High Performance & Low Friction. The 2 Stage Ball Bearing System Provides Consistent Performance Over The Full Load Range. Captive Lock Universal Head Can Be Fixed In Either Of Two Planes, Or Free To Swivel As Required. Features: Low Friction Acetal Or Torlon&Reg; Bearing System Lightweight Cheek Cut Outs For Easy Bearing Maintenance
Series 40 Ball Bearing Block - Single - Universal HeadSheaves Running On Acetal Or Torlon&Reg; Ball Bearings Provide High Performance & Low Friction. The 2-Stage Ball Bearing System Provides Consistent Performance Over The Full Load Range.Captive Lock Universal Head Can Be Fixed In Either Of Two Planes, Or Free To Swivel As Required.
Features:
- Low Friction Acetal Or Torlon&Reg; Bearing System
- Lightweight
- Cheek Cut-Outs For Easy Bearing Maintenance
- Captive Lock Universal Head
- Slotted Pin Shackle Eliminates Fouled Lines
Applications:
- Mainsheet
- Halyard
- Vang
- Spinnaker Control Lines On Off-The-Beach Catamarans, One Design Classes And Sportsboats Up To 8M(26')
Materials:
- U.V. Stabilized Acetal Sheaves
- Acetal Ball Bearings
- Impact And U.V. Resistant, Fiber Reinforced Nylon Cheeks
- Grade 316 Stainless Steel Load Strap And Head Fitting
Specifications:
Sheave Ø:40Mm(1-9/16')
Max. Rope Ø:10Mm(7/16')
Pin Ø: 5Mm(3/16')
M.W.L.:350Kg(770Lbs)
B. L.:1,000Kg(2,200Lbs)
Weight:70G(2.5Oz)
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
4.9 ★★★★★
Based on 11 reviews
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Product Reviews
★★★★★ 5
Strong plate
Color: 10 in 500 White
These plates are very durable and best priced plates of this quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 26, 2026
★★★★★ 5
Get them for sure
Color: 9 in 500 White
I order paper plates all the time and these paper plates are very good they’re strong they’re so thick they look great and I’ll order them again I do however wish the price point a bit better it is not outrageous though.
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Reviewed in the United States on September 5, 2025
★★★★★ 5
Great plates
Color: 10 in 500 White
Was sick of buying 50 plates at a time from the grocery store all the time. These are durable, not thin or flimsy like most. Even moist food wont leak through. Good stuff
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Reviewed in the United States on April 22, 2026
★★★★★ 4
FCT
Color: 10 in 500 Nature
Great
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Reviewed in the United States on March 29, 2026
★★★★★ 5
Home stuff
Color: 10 in 500 Nature
These are great plates.. good for 3-4 months at a time..
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Reviewed in the United States on January 1, 2026