48-60v single fasted axle electric vehicle motor nice design install any size of wheel ,special for 3 and 4wheel vheicle 2.3wheel and 4wheel electric vehicle signle fixed axle motor3.specification: 16inch .10inch and suitable for any size of wheel 4.hub motor5.high efficiency,less electric power consumption6.large starting power,strong output fuction, stepless speed regulating7.high cost ...