DFX Powerball: IRON Forearm muscle builder hand strength Benefits of Using the X

Benefits of Using the X Grip Pro Gyro

With up to 40 lbs of gyroscopic resistance

380 RPM = 9 lbs

🟢 Green – 4

Take your forearm strength training to the next level

DFX Powerball: IRON Forearm muscle builder hand strength Benefits of Using the XGyroscopic Forearm Muscle Builder Powerball Iron Series Engineered for those who demand more from their training, the Powerball Iron Series delivers elite level grip strength, wrist endurance, and forearm development in a compact, precision crafted device. Ready for Serious Training Includes a sleek protective carrying case and a starter string for quick, effortless activationready to go right out of the box. Note: Not compatible with Gyroscope