16ft STRAIGHT VIDEO TRIPOD TRACK is constructed from Aluminium with ultra-smooth running surface. HEAVY DUTY camera DOLLY TRACK has weighing capacity of 800kg. EXTENDABLE RAIL TRACK SYSTEM includes end stoppers which prevents run off. It has 4 SECTIONS which are EASY & QUICK to ASSEMBLE. HOLLOW PIPE construction makes it LIGHTWEIGHT. PORTABLE AND TRAVEL FRIENDLY Track kit comes in PROTECTIVE STORAGE CASE with easy tote handles.