... dock leveler 1.Certificate:ISO/CE 2.High precision hydraulic system 3.Load:5000kg 4.Adjusting range:1-1.7m Mobile dock leveler ... withstand impact loading, concentrated wheel loading off – centered loading and high rollover loads.3. Easily operated with hydraulic and electricity ... equipment,such as scissor lift platform,arm lift platform,dock leveler,forklift,aerial flood lights ,ect,and our products ...