GripMaster® Hand Exercisers develop strong hands, wrists and forearms.
Key for improved shooting control, accuracy and weapon retention. The GripMaster® sets itself apart from similar products because it isolates each finger.
That's why it's used by the FBI and others. Blue is light, 5 lbs. per finger. Red is medium, 7 lbs. per finger. Black is heavy, 9 lbs. per finger.