Gripmaster Hand And Finger Exerciser Combo Pack -Red And Black Review
Gripmaster Hand And Finger Exerciser Combo Pack -Red And Black Feature
- Challenges each finger individually using patented spring-loaded finger piston technology
- Greatly improves hand, wrist, and forearm strength
- Strengthen weaker fingers for superior hitting, throwing, and fielding
- Red is Medium Tension (7 pounds of tension per finger)
- Black is Heavy Tension (9 pounds of tension per finger)
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