This Heavy Duty 3-wheel Dolly is designed to be used with tripods or light stands. The the tripod foot brackets are adjustable up to 17" from the center, and the foot locks on these brackets are adjustable up to 2" making this dolly will compatible with almost any tripod or light stand. The 3" wheels roll effortlessly and easily track in any direction. They also have secure locks which are easily operated by foot preventing movement when locked and allowing easy flow of the dolly when unlocked. This dolly also features quick release pins for the arms to allow for quick set up or break down, and it also has a built-in carry handle. Closes to a compact 7" x 21" for storage or transport.