Rear electric bike kit
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36V250W~350W GBK-100R rear ebike driving kit including 36V rack battery and charger
36V250W~350W GBK-100R electric bike kit, rear driving with 36V11.6AH/14.5AH Li-ion rack battery and charger, sensor and sensorless for option, wheel size from 16"~28", This rack battery does not need special rack to mount, it can be mounted on any bike rack with the fixing plate we provided.