... stock 2.competitive price Jining United Import and Export Co.,Ltd is your best supplier of Komatsu and Shantui partsOur main products are as ... ,carrier roller,idler,sprockets , recoil spring,buckets and accessoriers, hoses and tubes for Komatsu series of excavator: PC60, ... PC4002. Hitachi, Cat, Doosan, Hyundai, Volvo, Sumitomo, Kato, and other series of excavator parts.EngineCummins engine 154-50-11164 ...