Be 36v 250w electric bike conversion kit  

Product Description   About wheel kits: Specification(SO EASY BE A E BIKE )   Suitable bike style Kit gross weight:6kgs Weight:6kg  road condition full road   Suitable bike Mountain,city bike,road bike(wheel: 24inch,26inch,27.5inch) Biggest continue voyage course Electric model:20--25km,PAS model:30--50km Speed Electric model:26km/h,PAS model:30km/h Frame match Alloy/stee…