Uniquely engineered Smith Bar provides a light starting weight combined with a large weight capacity and an exceptionally smooth, natural feel, all while reducing high-wear components. Smith machine with counterbalance is to reduce the net weight of the barbell, thus allowing users to exercise with a resistance that is less than the actual weight of the barbell carriage. The bold, open design of the Discovery Series Smith Machine provides a welcoming statement for all exercisers.Assembly size:2210*1150*2190mm, gross weight:290kg. Steel tube: 50*100*3mm