Designed mainly for Agricultural machines, trailers and car trailers, caravan, construction machinery.
Models
| ST2154 | ST2104 | ST3104 | ST3154 | |
| Note | Galvanized | Galvanized | Galvanized | Galvanized |
| Outer tube (mm) | Ø 51 | Ø 51 | Ø 57 | Ø 57 |
| Screw stroke (mm ±10) | 360 | 250 | 250 | 360 |
| Unitary weight (kg) | 5.8 | 4.9 | 5.4 | 6.4 |
| Max. static load (kg) | 900 | 900 | 1300 | 1300 |
| D – Total height when retracted (mm) | 535 | 410 | 410 | 535 |
