tri-functional roller stand. height adjustable. folds flat for storage. tri-functional roller stand.item no: rs-02.Support stand is a tri-functional roller support stand with 3 head positions .Delivers the roller functions of a stationary support, single roller, and a milti-directional roller. Solid wide footprint helps deliver maximum stability .Height is adjustable up to 43 inches with a positive stop .Supports up to 250 pounds.ball bearings on all the rollers for smooth movement of workpiece.folds flat for storage.fully assembled.