| Clamp size | Code | Size HxLxW (mm) | Machinable ( mm) | STEP |
| B | JBA-10 | 14,9 x 17 x 29 | 10 |  |
| D | JDA-15 | 22 x 24 x 41 | 15 | |
| F | JFA-18 | 28,5 x 29 x 56 | 18 | |
This addtional piece is fastened with two M5 screws (included) to the threads in OK-VISE additional piece models.
These additional pieces are available for B-, D- and F-series clamps.
Normally, additional pieces can be machined into different shapes.
