MTB Electric Bicycle Conversion Kit 48V 1500W Wheel Brushless Rear Hub Motor Kit
Noted:Conversion Kit not include Battery, tire, freewheel, disc brake. Full Speed:about 50-60km/hour, (different wheel size, road&weather condition and rider's weight will have different speed) 2. Hub Motor: Brushless Non-gear Hub Motor 3. Rim: Double-wall Aluminium Alloy Rim 4.
Wheel Bottom bracket: Rear 135mm-142mm or Front 100mm 5.