Optiparts
Low Friction Ring by Windesign Sailing
The lightweight alternative to a block, with no moving parts these are an extremely low maintenance item. These rings are hard anodized with PTFE coating to provide the smoothest wear resistant surface possible.
The Windesign low friction rings are available in 3 sizes and can be used in various applications.

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Sizing Guide
Please see below for a list of supplier sizing guides. If you have any issues, please don't hesitate to get in touch. We're here to help.
- Helly Hansen Sizing Guide
- Musto Sizing Guide
- Rooster Sizing Guide
- Typhoon Sizing Guide
- Zone 3 Sizing Guide
- Gul Sizing Guide
- Dryrobe Sizing Guide
- Swimzi Sizing Guide
- Dubarry Sizing Guide
- Dinghy Rope Guide
If we are missing a supplier, please send us an email and we'd be happy to source the correct sizing guide for you.














