Designed to provide additional support under the fifth wheel of a parked container, without a cab, during loading and unloading.The maximum supporting load required varies greatly depending on trailer type, weight distribution and the nature of the load, however typically requirements are in the region of 20 tonnes.Choice of 2 capacities:26, 500Kg for most 'normal' applications.36, 500Kg for 'abnormal' applications i.e. military equipment.Min. height: 1075mm.Max height: 1275mm.