We have 4 Q100 motors from bmsbattery.comThe old breakers are still very good.
Emma, do you have e-assist with a motor in the wheel? I was looking ad an other system that goes by the pedals.
HI Emma,We have 4 Q100 motors from bmsbattery.com
And a tongseng and a Shimano steps 6000 middie drive , problem means you cannot use a clamp on BB mount , oi must be cut and fishmouthed into the main boom.