Features
Please note: Adaptable LCD not included.
Use: fitness, muscle strengthening
SPECIFICATIONS:
- Powerball Classic™ designed to considerably strengthen your forearm and wrist
- Dimensions: 70 mm diameter, 57 mm height
- Powerful tool generating more than 16 kg of isometric resistance exerted directly on your entire arm, from shoulders to fingertips.
- Computer-calibrated to exceed a rotation speed of 18,000 revolutions per minute without any vibration and produced only by the action of your wrist
- LCD counter that automatically turns on when the ball starts spinning and lets you to track your performance
- Flexibility and improved dexterity, essential for climbing enthusiasts, golf, tennis, boxing... as well as for guitarists, pianists, etc.
- Soothes and relieves: 3 minutes a day of use effectively helps in the rehabilitation and prevention of certain injuries
COMPOSITION:
- Silicone grip
- Impact resistant polycarbonate case
- Hardened stainless steel rotor axle
IN THE BOX:
- 1 Powerball
- 1 training DVDs
- 2 start cords
* Rotor: rotating part of the Powerball
More info