Pen Ball Grip Aid Set (Large) #1 (LL-GA1029) In Stock Now

This is a customizable (parametric) 3D printable writing aid. The pen ball makes it easier to grip a pen, pencil, or other writing utensil and may be useful for someone who has difficulty holding a pen or pencil directly. The diameter of the ball and the writing utensil diameter can be customized to fit the user. Usage: A pen, pencil or stylus is inserted through the pen ball and is fixed in place by tightening a screw. The ball is held in the hand to make it easier to write. This set of three 70mm diameter balls is sized for large hands. They include pen holes of 5, 10.5 and 12.5 mm. **Replacement cost is $30.00

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