... cylinder: movable arm, skip bucket, mechanical loader, farming machinery and steering oil hydraulic cylinder.Bulldozer, Excavator and Cummins ... piston rodSeries of oil cylinder:Bulldozer parts series: SHANTUI, KOMATSU, CAT, XCMC, ZOOMLION, HBXGExcavator parts series: KOMATSU, HITACHI, DAEWOO, HYUNDAI ... , KATO, KEBELCO.Cummins Engine parts: N Series/K Series /M Series /H Series ...