Description
- 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
| Unit Count | 1 Count |
|---|---|
| UPC | 848663000261 |
| Global Trade Identification Number | 00848663000261 |
| Manufacturer | NSD |
| Included Components | Battery Free LCD performance tracker, Plastic shells, Stainless Steal axle, Zinc rotor |
| Item Type Name | Wrist Forearm Grip Strengthener |
| Model Number | PB-188AC Black |
| Part Number | PB-688AC Black |
| Warranty Description | If you’d like a copy of the manufacturer’s warranty for a product found on Amazon.com, you can contact the manufacturer directly or visit their website for more information, or you can contact our Customer Service team by e-mailing us at: [email protected]. If you choose to e-mail our Customer Service team, please include the full name of the product; the model or style, if applicable; and the URL (website address) for the product’s detail page. Manufacturer’s warranties may not apply in all cases, depending on factors like the use of the product, where the product was purchased, or who you purchased the product from. Please review the warranty carefully, and contact the manufacturer if you have any questions. |
| Color | Black |
| Style | With Digital LCD Counter |
| Item Shape | Round |
| Item Weight | 0.26 kg |
| Item Dimensions L x W | 5.2″L x 4.6″W |
| Material | Plastic |
| Tension Supported | Extra-Heavy |






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