1) Art. No. : Magic Wheel For Adaults 2) pcs/ inner box : 1 3) Big wheel Diameter : 700 mm 4) Small wheel Diameter : 125mm 5) Height: 740mm 6) N.W. : 6.76KG 7) G.W. : 8.93 KG 8) Inner box size : 75* 7/ 28* 7 CM my email is futurescooter@ vip.sina.com