Vehicle Lift System Power Source Hydraulic Load Capacity 20 ton Frame Material Steel Lifting Actuator Remote Control Minimum Lift Height 0 in Maximum Lift Height 30 in For Lifting Fire or Refuse Truck Heavy Recreational Vehicles Motor Coaches Features Automatic Down Stop System Dual Trigger Control Valve Electronically Synchronized Portable Design Small Wheel Adapters For Maximum Wheel Diameter 45 in For Minimum Wheel Diameter 14 in (with Adapters) 21 in (without Adapters)