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...

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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; It is a self-powered digital counter being functional when you reach 3,000 RPM). 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.



  • Auto-Start Power – Wind the rotor, release, and rotate your wrist. This torqueball hand excerciser uses just thumb push to launch over 15,000 RPM and 24.9 lbs resistance. No batteries or strings—just gyroscopic force for beginner-friendly grip strength
  • Grip Gains, No Strain – NSD Spinner is a beginner-friendly wrist strength trainer. Whether at home, office, or on the go, this lightweight & portable forearm exerciser offers an effective, low-impact workout to strengthen hands & forearms without fatigue
  • Full Control, Instant Start— This AutoStart forearm exerciser has a pre-tensioner that lets you start and stop exercising on your terms. Just roll back the rotor in the direction of the arrow to start. It’s simple control keeps your forearm workouts smooth
  • Smooth, Stable Performance – Unlike the 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
  • Effortless & Beginner-Friendly — No cords, no batteries—just pure wrist training. The AutoStart design makes it easy for anyone to use right away. Lightweight and compact, it’s perfect for travel, office, or on-the-go wrist and forearm workouts
  • Auto-Start Power – Wind the rotor, release, and rotate your wrist. This torqueball hand excerciser uses just thumb push to launch over 15,000 RPM and 24.9 lbs resistance. No batteries or strings—just gyroscopic force for beginner-friendly grip strength
  • Grip Gains, No Strain – NSD Spinner is a beginner-friendly wrist strength trainer. Whether at home, office, or on the go, this lightweight & portable forearm exerciser offers an effective, low-impact workout to strengthen hands & forearms without fatigue
  • Full Control, Instant Start— This AutoStart forearm exerciser has a pre-tensioner that lets you start and stop exercising on your terms. Just roll back the rotor in the direction of the arrow to start. It’s simple control keeps your forearm workouts smooth
  • Smooth, Stable Performance – Unlike the 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
  • Effortless & Beginner-Friendly — No cords, no batteries—just pure wrist training. The AutoStart design makes it easy for anyone to use right away. Lightweight and compact, it’s perfect for travel, office, or on-the-go wrist and forearm workouts

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