Illustrated guide to the Stability Ball Tricep Skull Crushers exercise

Stability Ball Tricep Skull Crushers

Skull crushers on a stability ball bridge — combined tricep work with bridge stability.

Level: Foundation

Primary: Triceps

Movement: Isolation

Tags: Balance / Stability Push

Type: Light Activity

Equipment: Dumbbell Stability Ball

Sports: Golf Gymnastics Swimming

Target muscles

The triceps drive elbow extension. The trunk and glutes hold the bridge.

How to perform

Setup

Lie with upper back on the ball in a bridge. Hold dumbbells with arms extended above the face.

Execution

Bend only the elbows to lower the dumbbells toward the forehead. Upper arms vertical. Extend back to the start.

Common mistakes

  • Hips dropping.
  • Letting the upper arms drift.
  • Going too heavy.
  • Cutting the range.
  • Bouncing.

Progressions and regressions

Regress to bench skull crushers. To progress, work pause reps.

Programming notes

Tricep accessory. 3 sets of 10-12 reps, twice a week.

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