Find a great exercise for your back using a machine.

Lat Pulldown (Close Grip)

back machine exercise
Grasp close grip handle with palm-in grip (facing each other). Sit in good body alignment (abs tight, chest up, back straight). Keeping back straight, lean back slightly from hips, allowing bar to clear head. Squeeze down (depress) shoulder blades while, in a controlled motion, pull close grip bar down in front of head, drawing elbows down toward sides and keeping forearms in line with resistance (cable/belt). Contract lat muscles fully without compromising form; avoid downward rotation of forearms. While maintaining the controlled motion, return close grip bar to starting position. Do not allow muscles to relax before next repetition.

Iso Front Lat Pulldown - Hammer Strength

back machine exercise
Sit on seat in good body alignment (abs tight, chest up, back straight) and grasp wide grip lever handles. Grasp lever handles with an overhand or underhand grip. Sit with thighs under supports. Pull down lever to upper chest. Return until arms and shoulders are fully extended. Do not allow muscles to relax before next repetition.

Lat Pulldown - Machine

back machine exercise
Grasp wide grip lever handles. Sit in good body alignment (abs tight, chest up, back straight) with thighs under supports. Pull down lever to upper chest. Return until arms and shoulders are fully extended. Do not allow muscles to relax before next repetition.

Cable Pullover

back machine exercise
Lie on bench and flex hips slightly. Grasp bar attachment from behind and position over chest. Fix elbows 15° to 45° throughout exercise. Lower bar over and beyond head until upper arm is parallel to torso. Do not allow muscles to relax before next repetition.

Lat Pulldown (Palm In)

back machine exercise
Grip appropriate bar with palm-in grip (facing each other). Sit in good body alignment (abs tight, chest up, back straight). Keeping back straight, lean back slightly from hips, allowing bar to clear head. Squeeze down (depress) shoulder blades while, in a controlled motion, pull bar down in front of head, drawing elbows down toward sides and keeping forearms in line with resistance (cable/belt). Contract lat muscles fully without compromising form; avoid downward rotation of forearms. While maintaining the controlled motion, return bar to starting position. Do not allow muscles to relax before next repetition.