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BioLogic Joule 3 Disc Dynamo Front Hub - Silver - 32 Hole

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The Joule 3 currently is the lightest, most efficient bicycle dynamo hub on the market. It can be built up to create super-light dynamo wheels and its patented magnet configuration yields barely noticeable drag. Polishing, laser etching, and a precision machined flange pattern give high performance in a beautiful small package.

- 73% generator efficiency - one of the most efficient
- One of the lowest drag of all dynamo hubs
- Ultra-compact, super-lightweight design
- German StVZO compliant (6V, 3W)
- 32 hole, 100mm OLD
- Weight: 416g (14.7oz)
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If you have any questions ask here or phone 01278 441500 (+44 1278 441500).