Dear Sir or Madam , we are the manufacturer of undercarriage parts in China. CHANGJIANG MACHINERY CO.,LTD,our factory specialized in underpan parts of EXCAVATOR and BULLDOZER ,such as IDLER ASSY , SPROKET RIM ,TRACK ROLLER ,CHAIN,PIN&BUSH,GROUSER,ADAPTER over ten years. Our company is one of the growing corporations with high speed , we can produce all kinds of undercarriage parts according to your requirement with the high quality and competitive price ;such as parts for Caterpillar , Komatsu , Hitachi, Daewoo etc the products are very famous in all over the world and enjoying a good reputation of quality in Canada , Italy , Spain, Greece ,Signapore ,Thailand , Indian, etc. Besides,our factory also have the technology to product according to your design. All-POWER MACHINERY ,as an export team for our company , It can provide all efforts to provide our clients the best service and top first class products. We invite you send us mail and visit our website to know each other deeply and hope that we have an opportunity to cooperate in the future ! B.Regards Jane ALL POWER MACHINERY BRANCH FACTORY: QUANZHOU CHANGJIANG MACHINERY CO.LT Skype:superjanepower