Carrying capacities: up to 10 tWith these crane kits overhead travelling cranes up to 10 t capacity can be built very simply and economically especially for applications in hazardous areas.The crane manufacturer provides the main girder and JDN delivers all the components that are necessary to built an air powered crane in various packages:end carriages with pneumatic drivesenergy feeding systemssafety accessoriesand of course the appropriate air hoist with trolley.