The ultra low profile heavy duty floor jack can be used for general or specialty use and features a 3 ton (6,000 lb) load capacity. With a lift range between 3-1/8" to 20", you can gain easy access under low-profile vehicles. It's constructed of durable, heavy duty steel and the dual piston quick pump allows you to easily raise the jack to the desired height. Equipped with (2) large steel casters and (2) 360-degree swivel casters for smooth maneuverability. A foam bumper on the handle helps prevent against vehicle damage while in use. In terms of safety, this service jack even comes with a built-in safety overload system which prevents use beyond load capacity.