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Multi-purpose Ronstan Series 40 Orbit Bb Quin Block W/swivel Shackle [rf48500] Holiday Cheer Edition [aIWhQlVJ]

$40.99 $131.99 -69%

Ronstan Series 40 Orbit BB Quin Block The Ronstan Series 40 Orbit BB Quin Block is a top-tier accessory designed for sailboats, offering a perfect blend of strength, performance, and reliability. This versatile block features a lightweight, yet robus

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Ronstan Series 40 Orbit BB Quin Block

The Ronstan Series 40 Orbit BB Quin Block is a top-tier accessory designed for sailboats, offering a perfect blend of strength, performance, and reliability. This versatile block features a lightweight, yet robust construction, with toughened glass fiber reinforced nylon cheeks replacing traditional stainless steel straps. This innovative design not only enhances performance but also ensures durability, making it a standout choice for boaters seeking top-notch equipment.

Advanced Features and Specifications

Engineered for efficiency and longevity, the Series 40 Orbit BB Quin Block boasts class-leading dynamic and static load ratings, providing unmatched performance in its size category. The block incorporates a 2-stage ball bearing system, which minimizes friction and ensures effortless trimming. Additionally, the high-strength grade 2205 stainless steel sheave and hub, combined with a triple bearing race, cater to applications requiring high dynamic or static loads. Key features include a low-profile design, soft attachment, lashing, and traditional swivel shackle head options, as well as a high-performance cleating mechanism.

Practical Applications and Benefits

The Series 40 Orbit BB Quin Block is a versatile solution for various sailing needs. It is ideal for mainsheet systems and spinnaker sheets on dinghies, off-the-beach catamarans, and sportsboats up to 8 meters (26 feet). For larger vessels, it serves well in halyard, vang, and backstay applications, as well as control line applications on yachts. By choosing this Ronstan block, boaters can expect improved handling, increased efficiency, and enhanced overall sailing experience.

What Our Customers Say

December 28, 2025

Absolutely no complaints!

The quality is much, much, much better than I expected.

- Heulwen Q..

December 28, 2025

Absolutely no complaints!

The finish and the feel are incredibly premium.

- Xanthe C..

December 28, 2025

Absolutely no complaints!

The build is truly exceptional.

- Malachi T..

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