Swytch has launched a new e-bike conversion kit that features a 700g battery that it says is similar in size to a large smartphone and will turn any bike into an electric bike. The new system upgrades ...

Same as phoenix_rizzen - I bought a Dillenger kit here in Oz for $900 (about US$600). Very similar, drop in front wheel (with an extra torque arm to support the front fork). It's heavy, but works ...

Best news? You can cheat. Where a regular e-bike needs to feel you putting actual pressure through the pedals before it adds ...