... coming, become a Wind-Rider now!Now buy the new Motor kit, we will give you rack holder free as gift!!! Brushless ... Wheel Size: 20", 24", 26", 700C, 28" fashional electric bike motor kit,electric bicycle kits,e-bike kit36v 250w rear min motorrim ... Wheel: (Rear Wheel Kit): 71cm X 71cm X 24cmPackage material: carton box with foam fashional electric bike motor kit,electric bicycle kits,e ...