This time, a reader wants to modernise a much-loved steel bike – but wonders if adding disc brakes to an old rim-brake frame ...

Skarper has introduced an innovative electric bike conversion kit using a disc-brake rotor for powering pedal-operated bicycles. The company claims that the new kit can transform any disc-brake bike ...

Skarper announced its electric bike system in June 2022, showcasing a design that is attached via a disc brake rotor to electrify a regular bike – and now it's going into production. Skarper’s system, ...

Skarper, a British start-up, has launched a revolutionary e-bike conversion kit that powers your bike with a specially engineered disc brake rotor. Because changing out a wheel, wires, batteries, and ...

I’ve tested and ridden a lot of e-bikes. They aren’t my passion, but I love that they are a part of the discussion. Every single person deserves an opportunity to be on a bike and if an e-bike ...