This Strongway™ Adjustable Gantry Crane is ideal for shops where lifting is an essential part of the business. This all-steel yet lightweight crane goes where forklifts can’t. Adjustment range is 7ft. 10 3/10in. to 11ft. 9 1/2in. Distance between vertical beams is 7ft. 10in. Quick assembly and disassembly allow for easy transport within a jobsite or from site to site. Auto-lock feature keeps unit secure. Super-strong 5in. casters (2 locking) with rubber roll smoothly and swivel 360°. Gantry crane is NOT to be moved while loaded.