Power Ball Wrist Trainer

Power Ball Wrist Trainer

$ 24.99 $ 49.98   Save up to $ 24.99 USD

Color

Blue
Green
Purple
Orange

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Description

The world most prominent artificial power purely mechanical device!

There’s no battery or electricity inside the device, It is an application by centrifugal force & inertia like a gyroscope. Use the rope twine and taut the ball, and take the rope into the above hole, quickly pull the rope down, then the rotor rotated at high speed. This Wrist ball is a portable training device, it does well in arms training to keep muscle stronger

 

 

PRODUCT DETAILS:

  • Function: Comprehensive Fitness Exercise.
  • Type: Wrist ball.
  • Color:orange,blue,green,purple.
  • Material: plastic.
  • Uses: exercise wrist.