Lying one-arm dumbbell triceps extension on a stability ball

Use the lying one-arm dumbbell triceps extension on a stability ball to develop both upper body strength and core muscles for stability.

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Lying one-arm dumbbell triceps extension - instructions and video

Lying one-arm dumbbell triceps extension on a stability ball

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Lying one-arm dumbbell triceps extension - instructions and video

One-Arm Triceps Extension

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