| main Armament | 155 mm 45/52 calibre externally mounted cannon |
| total weight | 20 tons |
| Calibres | 45 or 52 calibre |
| azimuthal traverse range | 30 degrees |
| azimuthal control | hydraulic |
| elevation range | -0 degrees to +65 degrees |
| elevation control | hydraulic elevation |
| ammunition on board | 36 rounds |
| crew size | 4 including driver |
| loader assist device | pneumatically energised |
