The MAG DRIVE system consists of a generator, power charging board application, gear box, pedals, crank shaft, sensors, and batteries. At normal pedaling speed, the power output ranges from 100W to ...
Revealed at Eurobike, the SON 29 S could be the sleekest and most compact dynamo hub out there. SON already enjoys a reputation for compact and powerful generator hubs, with its highly regarded SON 28 ...