Eccentryx / Exercise Atlas / arms
Skull crusher (EZ-bar)
Lie on bench, grip EZ-bar narrow, lower to forehead by hinging at elbow only.
Muscles
- Primary
- triceps
- Supporting
- long head emphasis
Mechanics
- Pattern
- elbow extension
- Equipment
- barbell, bench
- Geometry
- Variable Range
- Energy model
- Glycolytic Pathway (10-90s)
- Target feel
- Long-head tricep stretch at bottom; lock out fully at the top.
- Progression
- Add load; incorporate slight shoulder extension at the bottom.
- Regression
- DB skull crusher at lighter load with neutral grip.
Watch for
- Flaring elbows wide under load
- Using shoulder momentum to start the concentric
- Partial range — not reaching full lockout
Substitutions
- DB skull crusher
- Cable overhead tricep extension