Road Bike Material: carbon fiber Wheel diameter size: 700C Height: 46cm, 48cm, 50cm, 52cm, 54cm Wheel type: spoke wheel, spray paint can be customized logo, spray paint inside stick Frame structure: car as a whole Whether to fold: No Propulsion method: chain Frame type: hard frame Front fork type: resistance rubber (mid-range without damping) Pedal type: ordinary pedal, high lubrication road pedal Ergonomic design: non-slip more grip, lighter weight Brake system: Double V brake Brake type: rear axle Suitable height: 130-185cm Suitable weight: 鈮?50kg Suitable for the crowd: http://www.sgbmountainbike.com/road-bike/