Technical specifications| Locking elements family | VK129 |
| Shaft diameter | 36 mm |
| Hub diameter | 72 mm |
| H3 | 9.5 mm |
| Number of screws | 5 |
| Screws measure | M6 |
| Pa | 297 Kg/mm2 |
| Pn | 214 Kg/mm2 |
| Ma | 12 Kgm |
| Transmissible torque | 91 Kgm |
| H1 | 18 mm |
| Ht | 26 mm |
| H2 | 22 mm |
| FAX | 61 Kg |
| Hollow shaft int. diam. | 30 mm |
