How to do legs with a cable machine?
Are cables good for legs?
Cable leg extensions are an excellent lower body exercise. This leg exercise will work your quads and will get you feeling the burn quickly if you are going heavy. Additionally, this exercise can be used used as an excellent warm-up to prep your quads for other types of heavy lifts.
How to do cable leg exercises?
Stand to the left of cable stack with right foot in the handle around ankle. Bend both knees slightly and hold machine lightly with left arm for support. Lift right leg as far as possible to right side, working against the resistance of the cable, then lower toward left foot.