- Grasp open handles with both hands
- Rotate shaft by turning palm upward. Rotate shaft by turning
palms downward. Repeat.
- This apperatus is of a very
old design, found in a YMCA in New York City. Mounted onto
wall, this apperatus provides resistance by friction. Turning
screw tighens or loosens shaft.
- Forearm Supinators
- Forearm Pronators