Caravan steadies are fitted as standard in the rule for all caravans. They are used for horizontal alignment of the trailer and for stability. Thus, the steadies does not sink into soft ground, there is the underlay, also called steady pads.
The AL-KO Bigfoot is the luxury version of a crank steady with premounted pads.
Steadies are usually operated with a handcrank. Operation with socket and cordless screwdriver is faster and more comfortable.
By AL-KO is also an electronic comfort-steady system with remote control, the AL-KO E.C.S. Electric Comfort Steadysystem