The Cadex ball arm holds the accelerometer and allows the headform to rotate.
Features:
- Available in magnesium, aluminum or stainless steel
- Coming in 20°, 25°, 30° or 35° angles
![Ball arm assembled with a split ring clamp](https://www.cadexinc.com/wp-content/uploads/2022/12/ballarm-2.jpg)
![](https://www.cadexinc.com/wp-content/uploads/2022/12/ballarm-1.jpg)
![](https://www.cadexinc.com/wp-content/uploads/2022/12/ballarm-3.jpg)
Inside view:
- Accelerometer bed
- Ball arm
- Split ring clamp
- Headform
- Bolts and washers (4x)