SKU: 35859400103

Ronstan Series 40 Orbit BB Quin Block w/Swivel Shackle [RF48500]

Sale price$92.57 Regular price$102.86
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Description

Ronstan Series 40 Orbit BB Quin Block w/Swivel Shackle [RF48500]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

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: 35859400103

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Tara L
Fort Morgan, US
★★★★★ 4
Works well
Size: 2 Tier,9.5''Wx10.5''Dx9.5''H
Decent quality. Fits well. A little flimsy but overall ok
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Reviewed in the United States on May 18, 2026
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Another Teacher
Lowell, US
★★★★★ 5
Versatile and Sturdy
Size: 2 Tier,5.5''Wx10.5''Dx9.5''H
I was able to store a lot of spices in a small space with a couple of these. While you can screw them into the cabinet, I set them on a nonskid shelf liner and so far, don't need to permanently install them with hardware. They're adjustable and sturdy.
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Reviewed in the United States on May 9, 2026
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Phuong Garcia
Omaha, US
★★★★★ 5
Excellent
Size: 1 Tier,4.5''Wx10.5''Dx2.5''H, Size: 1 Tier,4.5''Wx10.5''Dx2.5''H
Glad I purchased them made my spice drawer so organize love them!!!
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Reviewed in the United States on March 31, 2026
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David Jolly
Alexandria, US
★★★★★ 5
Great racks!
Size: 2 Tier,7.5''Wx10.5''Dx9.5''H
Great spice racks! Easy to assemble and easy to install. Racks are very sturdy and well made.
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Reviewed in the United States on March 7, 2026
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Kelly
Fort Morgan, US
★★★★★ 5
Perfect
Size: 2 Tier,5.5''Wx10.5''Dx9.5''H
Absolutely perfect not to big fit perfectly where my daughter wanted it.
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Reviewed in the United States on May 31, 2026

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