Heavy duty shock-chord resistance system. Single gym style progressive action. 5-function exercise monitor with calories, counter, distance, tempo and timer modes. Comfortable smooth action, roller mounted padded seat. Maximum user weight 110kg / 17.2st. Size (H)40, (W)35, (D)167cm. Gross weight 14.5kg. Requires 1 x AAA battery, not included. Packed flat for home assembly.