Product Review
Have Fun Strengthen Hands, Wrists and Forearms in a Minute a Day
With the NSD Power Gyroscopic AutoStart Spinner, you can get the same results in just a few minutes a day as you would if you spent hours per week in the gym. This compact hand, wrist and forearm exerciser features a gyroscopic core that spins at over 15,000 RPM and provides up to 24.9 pound-inch of torque to give your body the resistance required for fast, measurable results. It¡¦s perfect for athletes looking to zero-in on hand strength, and it may even prevent and relieve repetitive stress-induced injuries, such as carpal tunnel and tendonitis.
A Full-Featured Hand-Held Exerciser for Rugged, Long-Lasting Use
This high-tech NSD Power Spinner is equipped with all the bells and whistles for simple yet intense hand, wrist and forearm training. It has an internal pre-tensioner that triggers AutoStart plus a built-in LCD display that allows you to keep track of your most important workout stats, including your historical top speed (*LCD display features on the model PB-688AC Black ONLY). Plus, like all of our hand-held exercisers, this model is made from the most rugged materials ¡X including a military-grade plastic shell and reversible inner tracks ¡X to keep it in its best shape even if dropped.
- Track Your Power – This thumb-wind, spring-loaded, auto-start torque ball hand exerciser features a built-in speedometer to monitor your RPMs. Just wind the wheel, release, and rotate your wrist to spin past 18,000 RPM (24.9 lbs resistance) and build serious grip strength—no string or battery needed
- Designed for Active Hand & Wrist Training - This is a performance-based forearm exerciser & gyroscopic wrist strength trainer that requires real hand and wrist engagement to operate. Ideal for athletes, musicians, climbers, and rehab users with basic grip strength
- Stop Control – The Thumb-Wind Start feature allows you to stop instantly by just reversing the rotor, which ensures smooth transitions between sets, making it a top choice for arm strength trainers & forearm exercisers looking for full control during workout
- Smooth, Stable Performance – Unlike alternatives, this gyro ball spinner is built with military-grade plastic, Zinc Rotor & stainless steel axle for rock-solid balance. No rattles, no vibrations—just consistent resistance for forearm workout
- Recouperating Precision – Designed as a forearm exerciser and finger strengthener, it supports wrist rebuilding, promotes blood flow, and eases stiffness. A smart choice for those recovering from repetitive strain or injury
- Disclaimer: Not a Passive or Automatic Device - Requires manual starting and wrist motion to generate resistance. Users with limited grip strength or wrist injuries may prefer our Electric-Start models.
