- The beam-mounted jaw is a round bar that facilitates measurements of tube wall thickness.
- IP67 Absolute type. No need to reset the origin after switching on.
- Allows integration into statistical process control and measurement systems for models with measurement data output connector.

Specifications:
| Metric | ||
| Order No. | Range (mm) | Accuracy (mm) |
| 573-661-20 | 0 – 150 | ±0.05 |
| 573-662-20 | 0 – 150 | ±0.05 |
| Inch/Metric | ||
| Order No. | Range (in) | Accuracy (in) |
| 573-761-20 | 0 – 6 | ±0.002 |




