Gripmaster Heavy Black
- Gripmaster is the #1 Hand Exerciser in world! ItÕs used by professional athletes, fitness trainers, and strength coaches to build outstanding hand, wrist and forearm strength. The patented finger-piston system isolates & challenges each finger individually.
- Heavy recommended for very strong hands
- Challenges each finger individually using patented spring-loaded finger piston technology
- Improves hand, wrist, and forearm strength and keeps hands healthy
- Used by world-class athletes & top fitness trainers worldwide
- Fits in your pocket Workout Anytime, Anywhere
- Great for musicians too!