Upper body: 1. Pectoralis major and pectoralis minor. Deltoid (shoulder) 3. Biceps brachii, triceps brachii 4. Radial muscles and fingers of forearm. (grab the bar)

Lower body: 1. Quadriceps femoris (thigh) 2. Legs.

Tell you so much, anyway, street extreme fitness is a challenge to the body, almost to exercise the whole body muscles.