Lever Forearm Supination/Pronation

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Instructions Preparation Grasp open handles with both hands Execution Rotate shaft by turning palm upward. Rotate shaft by turning palms downward. Repeat. Comments 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.

Classification  Utility: Auxiliary  Mechanics: Isolated  Force: Pull / Push Muscles Target Forearm Supinators Forearm Pronators Synergists Biceps Brachii (during supination)