This exercise develops the widest back muscles. The reverse grip also develops strength, as well as the size of the arms working out the biceps.
Sit facing the machine. You can place your feet under the rollers.
Grasp the handle in a palms-up grip at the shoulder width.
Keep your back straight and slightly push your chest forward.
As you exhale, pull the handle until it touches your chest.
Pause for 2-3 seconds at the top, then, as you inhale, return to the starting position.
Do not swing or try to pull the bar down fast.
Do not pull the bar down with the straight arms locked in the elbows.