Release the weight box pawls by squeezing the handle and move the weight over the crane. Adjust the weight to your level, identical on both sides. Sit comfortably on a chair and place your feet on a footrest. Rest your arms on the support in front of you. Grab the handles with the handle, pull them up until the chair lifts up and slowly lower it down. Repeat the exercise as much as possible.
Strengthening of the arms and biceps muscles.