As Reviews editor here at Tom’s Guide, I get to try out all kinds of tech, but I’ll admit I was particularly excited when Swytch offered me their latest e-bike conversion kit for testing ...

Thus around the start of the pandemic I splashed out again and bought a Swytch electric upgrade kit for it, and after a few logistical and life upheavals I’ve finally fitted it to the bike.

The kit has been available for some time ... It adds around 4kg to the weight of your bike. The big rivals here are Swytch and Cytronex. The latter is a better system but it's also a lot more ...

At 4.5kg, with an added 600 grams for the DiskDrive® brake rotor, Skarper is double the weight of the Swytch Bike Air Kit we tested last year, but there are no wires or batteries taking up ...