2:1 ratio. The Leg Press Option by Body Solid Double beam design eliminates ankle stress and provides standard resistance throughout a full range of motion. Pivoting press plate rotates both forward and downward to targetyour entire lower body. Extra large, extra wide, non-slip rubber covered press plate will handle the big guys. It's built for safety, comfort and exercise variation. Side stability handles lock you in place. Commercial grade, precision engineered pillow block bearings for smooth movement and tighter tolerances. For use with the Body-Solid G8I Home Gym only.