YOSE POWER 36V 26"/27.5"/28" Rear Cassette E-Bike Hub Conversion Motor Kit DIY
Gearshift: Fit for Cassette Freewheel(8S/9S/10S). Reduction Ratio: 8.15. 26"/27.5"/28" Wheel with Rear Motor. 13G spokes with double wall wheel. Waterproof connectors: motor, battery, PAS sensor, and 4 in 1 cable.