Roll 'N Spin AutoStart Gyroscopic Wrist and Forearm Exerciser with AutoStart tensioner built into the rotor, available in black
No starter cord or external battery powered aid needed! We’ve made 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. Watch the attached video below to see how easy it is to get “started” exercising with the NSD Spinner
- 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, just 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 & SM-02
- Break Resistant structure with Military-grade 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