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.
The FN-306 is designed to perform exercise for the following muscle groups: greater pectoral muscle, teres major muscle, Pectoralis minor, Latissimus dorsi. Motion developed: Pulling behind-the-neck.