The Rubbee X e-bike kit can turn just about any bicycle into a pedal-assist e-bike in mere seconds. It has a top-speed of 20 mph and expandable battery.
[ Ссылка ]
![](https://s2.save4k.ru/pic/cbmPKENDZwg/maxresdefault.jpg)
The Rubbee X e-bike kit can turn just about any bicycle into a pedal-assist e-bike in mere seconds. It has a top-speed of 20 mph and expandable battery.
[ Ссылка ]