Multistage hydraulic cylinderLarge Multi-stage hydraulic cylinderDump truck lift hydraulic cylinderMulti stage hydraulic cylinder has a long stroke,Website:://.thshydraulic.com, it can also has a big lifting force. The stages could be chosen.The multi stage hydraulic cylinder could be single acting or double acting. Piston rod material is chrome plated 45# steel or 40Gr. Tube Material is steel 20# - 45#. Surface treatment can be made as per customer’s request.