... 8h4, Gears: SHIMANO 65, Folding Mechanism: foldable6, Brake: Front V brake, Rear V brake7, Driving Model: Full electricity ... )10, Standard carrying ability: 90KG11, Frame: Aluminum alloy, front suspension12, Rim: A-alloy13, Spoke:Stainless steel14, Wheel size ... Over current protection value: 14A19, Sensor: Speed sensor 2012 Hot selling MTB electric bicycle/ Cheap and Durable Electric charging bike