Triangle of MadnessYou mad bro? Kinda like a fidget spinner, but to work your grip! 3 individual plates fastened with bearings allow for smooth spinning. This triangular setup is designed to train individual finger stability. It is intended for each spinning plate to have only 1 finger at a time, forcing the fingers to not rely on adjacent fingers for stabilization. The triangular setup allows for good opposition of forces and makes it ergonomic to work the weaker pinky