NSD Power Ball Roll-N-Spin Autostart Gyro Wrist Trainer and Forearm Exercise, Black
Brand: NSD
Product Code: PB-188A Black
Availability:   In Stock
Price: US$39.90
Quantity:  
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Power UP your game to the next level!

Use the Wrist Trainer to increase strength of fingers, wrist, hand, forearms, biceps, triceps, ligament and shoulders.
It is small and portable, making it convenient to be used anytime and anywhere.

No starter cord or external battery powered aid needed! Using the Spinner to strengthen your wrist and arms easier than ever! The Roll ‘n Spin Spinner incorporates a pre-tensioner inside the gyroscope that allows for a simple roll back to spin up the gyro with enough momentum to get you started.

  • Autostart with internal pre-tensioner, just roll back the rotor in the direction of the arrow on the rotor or against the internal resistance, when sufficient tension is achieved, release and enjoy!
  • Computer balanced inner gyroscopic rotor for VIBRATION FREE operation at up to 15,000 RPM
  • PATENTED Design; Compatible with NSD digital speedometer SM-01
  • Hard, impact resistant plastic shell that comes in an attractive BLACK
  • Small, compact exercise machine you can take ANYWHERE.
  • Provides up to 24.9 lb-in of torque at 10,000 RPM

 

Power Ball Gyro
Max Vibration Free RPM 15,000 RPM (250Hz)
Weight 8.9 oz (252 g)
Torque at 10,000 RPM 24.9 lb-in
Features Computer Balanced Rotor
Hard Plastic Shell
Ergonomic Grip
AutoStart Internal Pre-tensioner
Colour Black

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What People Are Saying...
The experience is quite nice. Your response to all the emails I sent is quick, which is I think is good at my point of view. The delivery of products is also very fast. All this kind of things actually make me feel very safe or less worry to buy somethings from you."


Bon Tong , Singapore

I have purchased 4 rackets and various bits of clothing. I have been very impressed with the quality of all products.
I have also got all goods purchased within a week of ordering. (fantastic).

A very satisfied customer"



Lloyd A. , Australia

The product( Yonex z-force II) itself is fantastic. I've been using it for two weeks since it arrived from Malaysia and the performance of the racket has been faultless. The only think that I feel a kind of disappointed is that it doesn't have racket bag with it, no cover. It will be perfect if the bag is included as well."


William , United States


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