Solid Construction - This leg press machines are built with heavy-duty steel frames and components to withstand intense use and resist wear and tear.By constructing a H-shape base frame and adding an extra supporting tube & anti-slip foot caps, it is stable and safe for you to carry out the lower body training without worries. Ergonomic Design - Features adjustable seat(3-level adjustment) and backrest(6-level adjustment), allow users to find a comfortable, secure position that promotes proper form.Suitable for different figures of users and various training purposes. Just rotate and lock the knobs to finish all the adjustments easily and quickly.