Wheel around car bodies, truck cabs, truck beds, quarter panels, hoods and anything else you need to keep mobile. Supports up to 3,600 lbs. used as a work station. Expandable steel construction expands from 48″ by 48″to 65″ by 65″x26-1/2″H. Has 8″cast iron poly-coated casters (2 fixed & 2 s wivel) Wheels do not incorporate brakes. Shipped Bare Metal. 1 Yr Mfgr. Warrant bare metal. One year manufacturer’s warranty. Made in the USA.