36V13Ah Battery 36V Ebike Conversion Kit 28" 700C Rear Motor Cassette 8S-10S

36V Down Tube Battery. Gearshift: Fit fo r Cassette Freewheel(8S/9S/10S). 28" Wheel with Rear Motor. 12G spokes with double wall wheel. Max Speed: 30-32km/h. Waterproof connecters: motor, PAS sensor, and 4 in 1 cable.

eBay