ARMPOWER Heavy Metal Gyro Powerball – Premium Steel Wrist Force Trainer

Premium Steel Powerball. Auto-Start. Maximum Force.

The ARMPOWER Heavy Metal Gyro Powerball is built from premium alloy steel — heavier, smoother, and more powerful than standard powerballs. With a built-in auto-start mechanism, just push and release to begin training instantly.

• 🔩 Premium Alloy Steel Construction — 450g of solid metal, built for serious training
• ⚡ Auto-Start Mechanism — push and release, no pull cord needed
• 💪 Trains Wrist, Forearm & Grip — full arm chain activation
• 🎨 Black, Gold, Silver — premium metallic finish options
• 🔄 No Batteries Needed — self-powered by rotation

Who It’s For

Advanced athletes, arm wrestlers, climbers, and anyone who wants maximum wrist and forearm resistance training.

How to Use

1. Start — press the auto-start button to spin the rotor
2. Rotate — move your wrist in circular motion to maintain spin
3. Increase speed — the faster you go, the more resistance builds

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