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DynaFlex

Gyroscopic resistance power to strengthen the hand and arm.

Use gyroscopic resistive power (up to 13,000 RPM) to strengthen grip, wrists, forearms and biceps. The string pull allows for easy starting. A fun but serious tool for strengthening the hand and arm. Aids in the prevention of repetitive strain injury and carpel tunnel syndrome. Therapeutic for the hands, wrists, arms, biceps and triceps Get the edge in golf, tennis, bowling or any other sport that requires control and a strong grip.