1,stronger alu tube and better tenacity, 2,better for adult and children. 3,carry portable Scooter (RHX-7504),.Material: iron tubeWheel: PU wheelsProduct Size:66*28*61Carton Size:67*29*62Packing: 1pcs/cartonN/W: 4.5KG.Scooter,mini scooter,electirc scotter,foot scooter,alu scooter Iron tube kids scooter