TELESCOPIC FLOOR CRANE Effectively handle the most bulky, awkward loads. Affordable and versatile all-purpose crane is constructed of sturdy, heavy gauge steel. Features a completely self-contained hydraulic system with a single-action manual pump. Automatic safety relief valve helps to prevent overloading. Includes safety hook and chain. Telescopic base offers maximum stability and rolls easily on 2 swivel, 2 rigid double ball bearing swivel casters. Assembles easily.