1:Carbon steel frame
2: color sun protection kettle
3: silent environmental protection auxiliary wheel
4:mountain saddle, quick mounting basket
5:genuine inner and outer tires
6: thickened rim
7:Packing  2PCS/CTN
                    12#73X33X40cm
                    14#81X33X42cm
                    16#89X33X45cm
                    18#97X33X47cm
11,COLOR:China Red/Fluorescent Yellow/Sky Blue