~Out of stock NSD Power Ball Roll-N-Spin Autostart Gyro Wrist Trainer Multi-Colored LED, Purple 188AML

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.

NSD Roll ‘n Spin Rainbow Lit power ball incorporates new Auto Start feature with a beautiful light show to make your exercise routine even more fun.

• 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
• Multi-colored LED lights up in various colors as speed increases.
• Hard, impact resistant plastic shell that comes in an attractive color.
• Small, compact exercise machine you can take ANYWHERE.
• Provides up to 24.3 lb-in of torque at 10,000 RPM