Key Features: Biomechanics design for a perfect lineal movement curve that guarantees an equilibrate exercise. Very resistant and durable pull strap. Counterbalanced for a better balance when doing the exercise. Intuitive system of two steps for changing the leg to do the exercise. 2 racks reinforced for plate storage. Ultra solid steel chassis. Combination of adapt easily and accurately to the machine two kind of tubes: 76mm diameter circle tube and 100x50mm oval tube; both with 3mm width. TIG welding in all the union points. High durability stainless screws. Ergonomic adjustment lever. The seat adjustment is mechanic with an hydraulic compensator. It has an articulated quadrilateral structure made on steel with the hydraulic aid. Fireproof upholstery made in hi-density polyfoam for more comfort and reliability. High precision industrial ball bearings to ensure smooth operation and protection against corrosion. Elastic adjustments that allow the user to adapt easily and accurately to