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Everyday Ronstan Series 40 Ratchet Orbit Block - Single - Auto - Swivel Shackle Head [rf46100] For Office [s8q1EJrY]

$25.99 $83.99 -69%

Ronstan Series 40 Ratchet Orbit Block - Single - Auto - Swivel Shackle Head The Ronstan Series 40 Ratchet Orbit Block is a state-of-the-art sailing accessory designed for exceptional performance and durability. Engineered with cutting-edge technology

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Everyday Ronstan Series 40 Ratchet Orbit Block - Single - Auto - Swivel Shackle Head [rf46100] For Office [s8q1EJrY]

Ronstan Series 40 Ratchet Orbit Block - Single - Auto - Swivel Shackle Head

The Ronstan Series 40 Ratchet Orbit Block is a state-of-the-art sailing accessory designed for exceptional performance and durability. Engineered with cutting-edge technology, this block offers an automatic ratchet mechanism that engages when load is applied, ensuring smooth and efficient sheet handling. Its innovative design includes a swivel shackle head, allowing for unlimited block rotation and optimal load distribution.

Superior Holding Power and Smooth Operation

The Series 40 Ratchet Orbit Block delivers unmatched holding power, up to 14:1, significantly surpassing competitors. This is achieved through the sophisticated NC-machined sheave and Generation 2 sheave cross-hole geometry. The unique 8-gripping face design directly resists loaded line movement, minimizing rope wear and maximizing efficiency. Additionally, the automatic load sensing ratchet ensures that the sheet runs out smoothly and freely, making it ideal for rapid easing of sheets and gybing asymmetric spinnakers.

Wide Range of Applications and Durable Construction

This versatile block is suitable for a variety of sailing applications, including dinghy mainsheet systems, sportsboats, and larger yachts. Its compatibility with Dyneema®/Spectra® strops, webbing, and carbon connection points sets it apart from traditional steel loop tops or shackles. The Ronstan Series 40 Ratchet Orbit Block is constructed with high-quality materials such as hard anodized aluminum, toughened glass fiber reinforced nylon, and UV-stabilized Dyneema® rope link, ensuring long-lasting durability and reliability. Key features include:

  • Up to 14:1 holding power - the highest available.
  • Smooth easing of sheets for improved control and maneuverability.

What Our Customers Say

January 23, 2026

Absolutely no complaints!

This product is a great example of premium quality.

- Maurice W..

January 23, 2026

Absolutely no complaints!

It's a very well-designed and effective product.

- Audrina Y..

January 23, 2026

Absolutely no complaints!

This product is a great find. It is a pleasure to have and use.

- Joyce X..

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