Technical specifications| Locking elements family | VK550 |
| Shaft diameter | 35 mm |
| Hub diameter | 45 mm |
| Ht | 44 mm |
| Screws measure | NULL |
| Pa | 10 Kg/mm2 |
| Pn | 7 Kg/mm2 |
| Ma | 48 Kgm |
| Transmissible torque | 47 Kgm |
| FAX | 2680 Kg |
| H | 30 mm |
| Filettatura ghiera | 40x1,5 |
Technical specifications