The FN-108 strength trainer is designed to perform a leg press from yourself in a sitting position, aimed at the development of the quadriceps femoris, gluteus maximus, biceps femoris.
This machine will help you strengthen your gastrocnemius (the chief muscle of the calf of the leg) and soleus (a broad muscle in the lower calf, below the gastrocnemius) muscles. Motion developed: Calf raise.