You can use a barbell or EZ (curl) bar to further concentrate the benefit to your triceps.

Muscle group: Triceps

Steps

Lie flat on a bench with your head at one end.

Grasp the bar with a grip about 8 inches apart and lower the bar behind your head.

Keeping the bar parallel with the floor, bend your arms down in an arc so the bar moves in a direction under your head.

Slowly return to starting position.

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