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Grip Ball


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A new and unique way to work your fingers and test your grip strength. Use a carabiner to attach the Thunder Ball to a pulley machine. Or use a carabiner and chain to attach the Grip Ball to a weight plate.

  • 4.5"  inch solid steel ball with a tough powder coated finish
  • Smooth surface, nothing to grip...really tests finger strength.
  • Use a carabiner to attach the Grip Ball to a pulley machine.
  • Or use a carabiner and chain to attach the Grip Ball to a weight plate.
  • approx weight : 10lbs