Strengthen weaker fingers for superior hitting, throwing, and fielding
Challenges each finger individually using patented spring-loaded finger piston technology
Greatly improves hand, wrist, and forearm strength
Includes complete exercise program
Buy the 5lb (light tension) Gripmaster Hand Exerciser
Buy the 7lb (medium tension) Gripmaster Hand Exerciser
Buy the 9lb (heavy tension) Gripmaster Hand Exerciser
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