... black or yellowCertification: ISO9001,ISO14001Defects liability period: 1440 hours 1,Description: sprocket and idler Process: ... black or yellowCertification: ISO9001,ISO14001Defects liability period: 1440 hours 1,Description: track link Materials: 35MNBTreatment ... : ISO9001, ISO14001Links: by requirementDefects liability period: 1440 hours 1,Description: track shoes Process: casting Materials ...