With the new unit the contact pressure of the drive wheel is automatically set depending on the required drive force - both for driving and for braking. This boosts efficiency and enhances the service ...

Friction-drives have been around for more than 100 years. Today, we're seeing a new generation of modern friction-drives emerge that make it easy and affordable to convert your traditional bike into a ...

If you’ve never heard of a friction drive electric bike system, there’s a good reason. Past systems have been described as “gutless,” “incomplete,” and “useless in the rain.” With this condemning ...