Product Feature
- High-quality hand exerciser with spring-loaded finger piston technology
- Isolates and strengthens each finger individually for better overall coordination
- Improves user control of bats, racquets, clubs, guitars, and other sports equipment
- Fits conveniently in your pocket; lets you strengthen fingers anytime, anywhere
- Extra-heavy tension strength of 11 pounds per finger for extremely strong hands
Product Overview
Only the patented PRO (by Gripmaster) isolates and strengthens each finger individually to develop maximum power, dexterity and endurance.
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