Contractor Saw Integrated Mobile Base. Easily install this integrated base when the saw is new, or add it on years later. Designed to smoothly move your SawStop Contractor Saw on any flat surface with the easy step of the lift pedal. The mechanism lifts with one-foot simplicity, and two polyurethane fixed-direction wheels and two 360° casters ensure easy movement. Powder-coated steel ensures durability, and allows the base to support the saw without the need for any extension pieces.