The folks over at DFX have long been known for their hand and forearm strengthening gyroscopic Powerball devices. These orbs utilize a gyroscope to project a great deal of torque onto the...
Tag - DFX Gamer Gyroscopic Powerball
The folks over at DFX have long been known for their hand and forearm strengthening gyroscopic Powerball devices. These orbs utilize a gyroscope to project a great deal of torque onto the...