... efficiency low nosie 3.suitable various wheel new!!fashional powerfull electric bicycle motor,1000w e-bike motorBrushless Hub Motor 48V 1000W for Rear ... ", 20", 24", 26", 700C, 28"electric bicycle kit:1. Type: e-bike kit.2. Rated volts and power: 24v/36v/48v,250w ... ",700C Wheel: (Rear Wheel Kit): 71cm X 71cm X 22cm new!!fashional powerfull electric bicycle motor,1000w e-bike motor