Thomson's 2DB SuperSlide positioning table is a continuously supported system designed for rigid applications moving medium to heavy duty loads. The table comes from the factory pre-aligned and preassembled for immediate installation with mounting screws through the base. An integrated ball or lead screw assembly with standard NEMA motor mounting is supported in a dual LinearRace® Rail package. Linear Motion Systems Brochure 2DB SuperSlide Ball Screw Linear Unit Datasheet