It may seem like a complicated process, but that’s where the Swytch Kit comes in, aiming to turn your bike into a “top quality eBike” with a simple wheel swap, a special battery pack ...

Swytch makes the Go conversion kit — we rated 4 stars in our Swytch Go review — and a range of different kits for different bikes. You can get an Air mountain bike conversion kit for $499 ...

Kits make a lot of sense if you already have ... The big rivals here are Swytch and Cytronex. The latter is a better system but it's also a lot more expensive, starting at around £883, while ...