... 2. Pumps: GERMAN REXROTH pums3. Main cylinder: Single piece forged cylinder with heat treatment, extra-long service life, perfect ... zero trouble service life;4. Tie rods: Single piece forged steel, enlarged design, beautiful layout, extra-long service life ... lining with H13 steel;6. Container locking cylinders: total four pieces locking cylinders, give a strong locking and opening force, stable and ...