Transporter - Mobile Workstation "Better" Model includes Aluminum base 27" footprint; Five 3" non-marking, light-duty industrial casters, two of which are lockable; 60" Stainless steel pole; Concerto extension arm with adjustable keyboard tray-head; Steel keyboard tray with mouse surface; Wrist rest; Lockable CPU holder; VESA compliant flat panel monitor head; Cable management; Printer/multipurpose shelf.