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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lea
San Leandro, US
★★★★★ 4
unnoticeable and sticky
they're thin enough that they don't get noticed but they stick very well and are easy to use. they stuck VERY WELL and worked WONDERS FOR ME
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Reviewed in the United States on June 10, 2024
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TofuTofuTofu
Boise, US
★★★★★ 5
This is innovation
I occasionally get pimples that seem like asteroids hit my face and landed. I used to have those "cutting" patches to cover up for these large pimples but this product really saves the time wasted for cutting a size perfect for your asteroid. The biggest size was just enough to cover a large pimple I had recently (I would say the pimple was like 8~9mm measuring the longest size) and it did fine pulling out the sebum. Of course it wouldn't fit and stay on as a customized cut patch, but it definitely has the adhesion to do the job. The huge pimple was gone in around 2 days.
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Reviewed in the United States on August 27, 2024
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Imaphatsharkie
Chelsea, US
★★★★★ 5
Love then... They work like a charm...
I have sensitive skin. These works like a charm. Definitely recommend for anyone whose skin is acne prone. I also uses these to help cover small deep cuts that liquid bandages are not able to quickly treat.
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Reviewed in the United States on July 31, 2025
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Blu Sonora
Chelsea, US
★★★★★ 5
Best brand
Out of all the acne patches I’ve used, this is by far the best brand. I’m really acne prone &’ as soon as I turned 22 my skin just decided it’s time to break out again lol. I went through everything to dermatologist, new products, &’ even tried other acne patches that would essentially just turn my pimples into scars. I vouch for this brand of your acne and scar prone.
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Reviewed in the United States on December 27, 2025
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Emily
Omaha, US
★★★★★ 4
Get the job done & adhere well
I ordered these by mistake once when trying to order more of the normal sized and mini ones from this brand. I love their other patches and thought these would be great to have on hand too. Sometimes I feel like these don’t seem as effective as the typical 12mm patches from most brands regardless of the type of blemish I put it on. But I think they get the job done. They definitely stay on, but I prefer patches with the visible circle in the middle and transparent edges. These are nearly invisible and smooth though so easy to cover with makeup if needed.
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Reviewed in the United States on August 4, 2023

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