The Artograph Tripod Dolly has unsurpassed range of movement for your digital projectors, or any other equipment that can be mounted to a standard tripod mounting screw. This dolly is light, with smooth movement of wheels as well as independent locking casters for easy image adjustment. The Artograph Tripod Dolly works with most tripods with an 44 lb. capacity and a capacity with 37 inch maximum diameter. Folded dimensions 17". Includes a durable carry bag.