... frame and fork 4attractive design Rim Size12" 14'' 16" 18'' 20"Bike rimsteel, alloy ,aluminiumPedalplastic and steelBrake HandlePlastic and SteelMudguardSteel painting ... of children bicycle12"x1.75, 14"×1.75,16"x1.95, 18"×1.95, 20"x1.95Colorred, black, blue, green, yellow etc ... 's bicycle and bassinets and other spare parts. MK-12"16"20" new design style freestyle bike for 5-10 years girl ...