$19.95
$15.17
(SAVE Now!)
as of 04/19/2024 (Details)
Only the patented PRO (by Gripmaster) isolates and strengthens each finger individually to develop maximum power, dexterity and endurance.
Technical Details
- 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
- Heavy tension strength of 9 pounds per finger for strong hands