Website summary: bimoz - The Next Level of Biking: The bimoz is a powered direct drive (Pedelec) that adjusts to your riding habits, your fitness level and your personal preferences. A slender but powerful direct drive is used (limited to 250 W in accordance with EU-guidelines). This technology has the advantage that it works virtually wear-free, with high rotational speeds, and high top speeds. The contact-free direct drive creates no noise or vibration. No gears or chains are required for power transmission, because the drive works at the "native point". The integrated type design is fully integrated into the bottom bracket spindle and allows the use of a chain and hub gears or back pedal brake. The bimoz is one of the world's lightest bicycle drives. The bimoz is one of the world's lightest, highest performing bicycle drives. All together that means: The bimoz fits almost any bike: Mountain bikes, road bikes, city bikes etc. 925