Only $39.95
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Description
The GyroTwister is the training device thats addictive - in a positive sense: The latest tests from Germany show that training with the GyroTwister significantly improves your grip.It also trains your lower arms, upper arms and wrists in a fun and effective way. GyroTwister doesn´t operate using weights and springs like other types of training equipment, but by using the principle of gyro power.As a result, the power of GyroTwister is variable and always can be adjusted to the training condition of the user.The gyro energy generated amounts to around 10,000 rotations per minute, around 15 kilos or 33 pounds!How does the GyroTwister work?Imagine you´re holding a glass of ice cubes in your palm and you shake the ice around the inside wall of your glass.The GyroTwister works without batteries! You power it up using pure muscle power. Inside the device, you´ll find a 200 gram rotor - the heart of the GyroTwister. Once it´s set into motion, a rotation impulse starts
