... 85% packing, one piece in one carton box Xingtai Tianzheng Bicycle CO., Ltd, we are manufacture for kids bike, kids ... and bike parts, such as bike axles, hub cone, bicycle saddle, bicycle pedal, bicycle freewheel and so on.if you are interested in ... B. part steel material ED/CP/UCP finishHandle bar steel material ED/CP/UCP Stoving VarnishStem steel/aluminum material ED/CP/UCP finish Brake Steel F-Brake ...