2in square heavy duty steel construction. Champion's improved selectorized leg machine has a 200lb weight stack. The deluxe leg pads are adjustable to fit short and long legs more comfortably. Smooth cam action design isolates the quadriceps and hamstrings for peak development and conditioning. Vinyl covered foam 16in x 44in pad. Pivot works on a ball bearing system for smooth action. Black powder coated finish. Pad color options black or gray.