SKU: 3870238176

Ronstan Series 40 Orbit BB Quin Block w/Swivel Shackle

Sale price$92.57 Regular price$102.86
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Ships within 48 hours · Estimated delivery Sep 7 - Sep 12

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Description

Ronstan Series 40 Orbit BB Quin Block w/Swivel ShackleSeries 40 Orbit BB Quin Block with Swivel Shackle The Series 40 ball bearing Orbit Blocks provides the perfect balance of strength, performance, and reliability. They offer class leading dynamic and static load ratings, the highest available in this size of performance blocks. Lightweight and strong toughened glass fiber reinforced nylon cheeks replace stainless steel straps used in traditional utility blocks the perfect balance of performance and

Series 40 Orbit BB Quin Block with Swivel Shackle

The Series 40 ball-bearing Orbit Blocks™ provides the perfect balance of strength, performance, and reliability. They offer class-leading dynamic and static load ratings, the highest available in this size of performance blocks. Lightweight and strong toughened glass fiber reinforced nylon cheeks replace stainless steel straps used in traditional utility blocks - the perfect balance of performance and reliability.

As well as traditional single swivel blocks, the range includes single and double sheave lashing or soft attachment options through to multiple sheave blocks including those with quad and quin sheaves. The range is highly versatile allowing a multitude of possible systems right up to a 12:1 purchase mainsheet system for off-the-beach performance catamarans.

Series 40 Orbit Blocks™ are fitted with our carbon-reinforced C-Cleat™ for secure rope holding with low entry and exit efforts, and fairleads for fast action from any angle. Cleat arms are made from stainless steel and adjustable for setting your preferred cleating angle.

Ball Bearing versions incorporate our 2-stage bearing system using ball bearings to minimize friction and a secondary full-contact bearing to maintain low friction across the full working load range.

High Load versions are designed specifically for any application where high dynamic or static loads are expected. They feature a high-strength grade 2205 stainless steel sheave & hub together with a triple bearing race to maintain low friction at very high loads.

Features:

  • Class-leading dynamic and static load ratings
  • Lightweight, yet strong. Toughened, glass fiber reinforced nylon replaces stainless steel straps used in our traditional utility blocks
  • Low friction 2-stage ball bearing system for efficient and effortless trimming
  • Soft attachment, lashing and traditional swivel shackle head options
  • Low profile and compact
  • High performance cleating

Applications

  • Mainsheet systems and spinnaker sheets on dinghies, off-the-beach catamarans and sportsboats to 8m (26ft)
  • Halyard, vang and backstay applications on boats to 9m (30ft)
  • Control line applications on larger yachts

Specifications:

  • Sheave Ø: 1-9/16 in.
  • Max. Rope Ø: 3/8 in.
  • Pin Ø: 5/32"
  • M.W.L.: 1320 lb.
  • B. L.: 2650 lb.
  • Weight: 8.5 oz.
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: 3870238176

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S. Garner
Waukegan, US
★★★★★ 5
Nice jacket at a much better price for one night!
Color: Christmas Green, Size: Large, Color: Christmas Green, Size: Large
We were quite amazed with the fit and quality of this jacket. It was used for one night of prom and looked great! Each of my son's closest friends wore different colors of the same jacket and they all looked great and coordinated with their dates!
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Reviewed in the United States on May 30, 2026
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Romario Foster
Massapequa, US
★★★★★ 5
Sophisticated
Color: Wine Red, Size: Large
This blazer exceeded my expectations! The floral paisley design looks stylish and elegant without being over the top. The fit was true to size, and the shawl lapel gives it a classy, high-end look. The fabric is thick, but the texture of it is soft. I wore it to a formal event and received tons of compliments all night. Great choice for prom, weddings, or dinner parties at an affordable price.
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Reviewed in the United States on May 26, 2026
R
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Roger
Cuba, US
★★★★★ 5
Wonderful evening wear look
Color: Beige, Size: X-Large
Good quality, true to size, fits well, looks great, never fails to garner compliments.
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Reviewed in the United States on May 31, 2026
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Finding Kait
Dallas, US
★★★★★ 4
Sized Up, Still great!
My son typically requires a 3x TALL, so I sized up one (4x) but had it gone to a 5x that might have been even better. For reference he is 6 foot tall, 300 lbs, and very broad shouldered (think lineman 🤣) However, the quality and print were so great! He opted for a chain instead of the bowtie because he did a bow tie last year, but that was decent as well. For the price, this is a GREAT buy.
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Reviewed in the United States on May 4, 2026
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atharp
Dallas, US
★★★★★ 5
Solid tuxedo tied included
Color: Red, Size: Medium
It looks so sharp! Sleeves were too long for my son but they were on his jacket last year too. It comes with a solid already tied tuxedo tie.
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Reviewed in the United States on April 16, 2026

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