| Bore diameter | d | 20 | mm |
| Size wrench | w | 24 | mm |
| Length wrench flat | l5 | ≈16 | |
| Length threat | l3 | min.30 | |
| Raceway diameter inner ring | F | 29 | mm |
| Height shank end face - centre rod end eye | h1 | 77 | mm |
| Thread | M 20x1.5 | ||
| Diameter head | d2 | max.54 |
| Chamfer dimension bore | r1 | min.0.3 | |
| Distance shank chamfer - centre rod end eye | l7 | min.24 | |
| Length (height) housing | l4 | max.106 | |
| Diameter shank | d4 | ≈28 | |
| Angle of tilt | α | 9 | ° |
| Width head | C1 | max.13.5 | |
| Width Inner ring | B | 16 | mm |
