The Stat-A-Dyne™ Pro/Sup is the most innovative pronation/supination device on the market. Providing anatomically correct rotation due to the unique radial based forearm design. The Stat-A-Dyne™ pro/sup will not “bottom out” prior to reaching full pronation or supination thanks to the gears ability to achieve infinite ROM. The adjunctive tissue elongation therapy device offers the same unique feature as the other Stat-A-Dyne™ products of either dynamic (LLPS) or SPS in a single device.