Barbell Skull Crusher

Instructions

1. Lie back on a flat bench holding a barbell with an overhand grip, arms extended above your chest and hands shoulder-width apart.
2. Keep your upper arms vertical and your elbows pointing toward the ceiling.
3. Bend at the elbows to lower the bar toward your forehead, keeping your upper arms stationary.
4. Pause when you feel a stretch in your triceps.
5. Extend your arms to press the bar back up, squeezing your triceps at the top.