Bent-Over One Arm Triceps Extension with Dumbbell· Stand with your feet shoulder width apart, your abs drawn in and your back straight as you bend at the waist.
· Hold a dumbbell in your right hand.
· Bring your right arm up to your side so the dumbbell is almost parallel to your chest, keeping your lower arm vertical and press your arm back in arc.
· Return to the starting position repeat and switch arms.
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