This telescoping gantry crane makes easy work of lifting and lowering heavy objects up to 12 FT with a crank and cable system and telescoping legs for precise and effortless height adjustments. Available in a 1 ton or 2 ton weight capacity, this gantry crane goes where forklifts can?t and is ideal for lifting heavy loads in warehouses, machine shops, at worksites, or anywhere you might need help lifting a heavy object ? as well as navigating under low-clearance areas. Built with all-steel construction and a heavy duty I-Beam, this portable gantry crane is lightweight but durable with locking caster wheels swivel 360? for transporting it anywhere you need to use it, indoors or outdoors. (NOTE: This gantry crane should not be moved when under load. A 102" minimum height is required for clearance. Trolley sold separately.)