Specifications： 1)Fram:Aluminium Alloy 2)Max Speed:24km/h 3)N.W./G.W.: 5.5Kg/8Kg 4)Max Capacity:80kg 5)Transmission:Chain Wheel 6)Brake:front/rear clasp brake 7)Wheel Hub:die-casting aluminium 8)Tire:6" Pneumatic tyre 9)Folded Size: 660*300*150mm 10)Unfolded Size:950*560*950mm 11)Carton Size: 690*315*185mm 12)20': 696PCS 40'HQ: 1666PCS