Technical specifications| Locking elements family | VK129 |
| Shaft diameter | 75 mm |
| Hub diameter | 138 mm |
| H3 | 13 mm |
| Number of screws | 7 |
| Screws measure | M8 |
| Pa | 276 Kg/mm2 |
| Pn | 176 Kg/mm2 |
| Ma | 30 Kgm |
| Transmissible torque | 454 Kgm |
| H1 | 25 mm |
| Ht | 36.5 mm |
| H2 | 31 mm |
| FAX | 150 Kg |
| Hollow shaft int. diam. | 60 mm |
