Gyro Ball

The Treadmill Factory Verified independent store

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Build hand, wrist & forearm strength. Rehabilitate from injuries. The GYRO BALL reaches up to 13,000 RPM and creates 38lbs of torque resistance to increase range of motion, and to condition arm, elbow and shoulder muscles. Use the GYRO BALL to increase not only your grip, and forearm, but also your wrist, shoulder, and your overall arm strength. Using it regularly will dramatically increase your endurance and gain a competitive edge for all sports and activities demanding control and strength grip strength. Uses no weights, springs, electrical power or batteries Reaches up to 13,000 RPM and creates 38lbs of torque resistance Increase your endurance and gain a competitive edge for all sports and activities Show more