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The PRO is our most advanced hand exerciser. It's ideal for professional athletes and motivated individuals seeking maximum performance. The PRO expands on the ingenious design of Gripmaster providing serious athletes with the most advanced technical hand and forearm strength trainer in the world.
Available in 3 tension levels:
Medium - 7 lbs per finger: The finest exerciser available for the average man's hand.
Heavy - 9 lbs per finger: For those requiring exceptional grasping power from the finest exerciser available for climbing.
Extra Heavy - 11 lbs per finger: The highest resistance exerciser. Not recommended for the average or above average male hand. Appropriate only for individuals requiring extreme and extraordinary grasping power. "