| The example for ordering is: 1x MPJ 53321 brass hexagonal shaft coupler 2,3 mm dia 1x MPJ 53322 brass hexagonal shaft coupler 3 mm dia 1x MPJ 53332 direct middle part |
| MPJ | Description | Diameter | OD | Length |
| 53320 | Brass hexagonal shaft coupler 2 mm dia | 2 | 9 | 18 |
| 53321 | Brass hexagonal shaft coupler 2,3 mm dia | 2,3 | 9 | 18 |
| 53322 | Brass hexagonal shaft coupler 3 mm dia | 3 | 9 | 18 |
| 53323 | Brass hexagonal shaft coupler 3,2 mm dia | 3,2 | 9 | 18 |
| 53324 | Brass hexagonal shaft coupler 42 mm dia | 4 | 9 | 18 |
| 53325 | Brass hexagonal shaft coupler 5 mm dia | 5 | 10 | 18 |
| 53330 | Middle part tiltable | - | - | - |
| 53331 | Middle part elastic | - | - | - |
| 53332 | Middle part direct | - | - | - |
