Kreiselball-Trainer
Strengthen your grip. Sharpen your focus.
Gyroscopic wrist and forearm trainers for athletes, gamers, musicians and rehabilitation — compact power in your palm.
- Gyroscopic resistance — builds wrist, forearm and grip strength fast
- No batteries needed — self-powered by your own motion
- LED display models available — track RPM in real time
- Compact & portable — train anywhere, anytime
- Great for rehab & injury prevention — gentle on joints, effective for recovery
