... Hydraulic Oil Cylinder is used for Bulldozer, Excavator, Cummins Engine parts.Tongtian Oil Cylinder has Good quality, nice price Material of oil cylinder ... : 275mmWorking Pressure: 16Mpa Max stroke: 4000mmStandard of Oil Cylinder: ISO9001Piston Rod: Chrome or nickel plated, ground & ... polished piston rodSeries of oil cylinder:Bulldozer parts series: SHANTUI, KOMATSU, CAT, XCMC, ...