We are Nanjing Katesi Co., Ltd based in Nanjing, China. We are member of TradeKey.com since December, 2011. Our business is related to Construction & Real Estate industry and we specifically deal in construction machinery parts. Please find our product details below: Steel or rubber track undercarriage(for excavator and drill machine) 1. Loading capacity can be from 0.5T to 40T 2. Consist of rollers, track shoe assy, final drive, track motor, crossbeam 3.We can supply both double sides and single sides undercarriage rubber track(for construction machine or farm machine) Rubber track: 1.fit for agricultural machines, carrier vehicles, construction machines, combine harvesters, and cranes Thank you for taking time to go through our business profile. If there are any questions, inquiries or comments, please feel free to contact us.