# Cable Skull Crusher

URL: https://heatsy.app/ex/cable-skull-crusher

Also known as: Cable Lying Triceps Extension, Lying Cable Triceps Extension

Body region: Arms

## Muscles

- Main: Triceps
- Helps: Anconeus
- Holds: Latissimus Dorsi, Teres Major, Rectus Abdominis

## Equipment

- Cable Station
- Flat Bench

## Technique

1. Place a flat bench in front of a low pulley and attach a straight or EZ bar.
2. Lie on the bench with your head toward the pulley and hold the bar overhand above your chest, arms straight.
3. Bend the elbows to lower the bar toward your forehead, keeping the upper arms still.
4. Extend the arms back to the start.

### Cues

- Angle the upper arms slightly back toward the pulley.
- Elbows point toward the ceiling, not out to the sides.

### Common mistakes

- Letting the elbows flare.
- Turning the movement into a pullover by moving the shoulders.
- Lowering too fast toward the face.

## Alternatives

- [Overhead Cable Triceps Extension](https://heatsy.app/ex/overhead-cable-triceps-extension)
- [Triceps Pushdown](https://heatsy.app/ex/triceps-pushdown)