The only bench designed to fit into any Smith Machine, or Rack System. As the bench inclines, it slides back and under the bar.Great dumbbell bench Eighteen inches tall in flat position and only gets lower from there, making dumbbells easy to reach. Solid construction using 5.1cm X 7.6cm , 12-gauge steel tubing. Comfortable seat and seat back use 5.1cm thick, high density foam, covered in black vinyl with upholstered back covers. Dimensions: 130cm long x 50cm wide x 48cm tall. Comes in Grey Frame with black upholstery. In home Lifetime Warranty on all parts. (excluding cables and upholstery).