| Model Makers: | Klabautermann, KLA 18 |
| Shipping Company: | OSA |
| Vessel Type: | Offshore support vessel |
| Year of Build: | 1975 |
| Shipyard: | J.G. Hitzler Bremen |
| length x width: | 53,1 x 14,3 mtr |
Wisertor
| Model Makers: | Klabautermann, KLA 18 |
| Shipping Company: | OSA |
| Vessel Type: | Offshore support vessel |
| Year of Build: | 1975 |
| Shipyard: | J.G. Hitzler Bremen |
| length x width: | 53,1 x 14,3 mtr |