The mobile tire changer model WS-561-C is easy to transport in any van allowing you to work on the go whether on the road or onsite at a customers premises. It is an electro-hydraulic unit with its own built-in generator and air compressor. Not only is it able to change tires and then air them up, but it can be used to power any 220V or 110V accessory. The operating capacity of the tire changer ranges from 13" to 27". The compact size of the mobile tire changer frees up space for other tools and equipment in the van. The machine utilizes the conventional methods of a standard tire changing unit by means of a electro-hydraulic wheel clamping device. Breaking the bead, fitting/ removal of the tire onto the rim and hydraulic tool arms are standard operations of the mobile tire changers.