bicyclemotor Specifications: strong spokes and rim 1)Brake type: disc brake .band brake ,durm brake are acceptable 2)Size of wheel rim:20''.22''.24'.26'.700C double-wall rim 3) Rated voltage: 24-36V -48V 4) Rated: power: 180-250-350-500W 5) Rated current: 7.8A 6) No-load current: 0.9A 7) Rated torque: 10N.m 8) No-load speed: 360rpm - 370rpm, 380rpm 9) Efficiency: 86% 10)colour of motor: black,slive,red can be options We are willing to make motor for your special application. It may be a good opportunity to open a new market. Please be sure to include the following important data: 1) What is the wheel size of your vehicle 2) What is the top speed you require 3) What is the vehicle's application