Constructed with:
- a rigid support at the front of the trailer
- a stretchproof reinforced p.v.c. sheet
- 2 elastic ropes to progressively lower the assembly
- fixed by 4 holes
- dimensions of the sheet:
| Model A | sheet 180 x 180 cm (72’’ x 72’’) to be used with lifter loader | |
| Model B1 | sheet 180 x 220 cm (72'' x 88'') to be used with single row bunker lifter | |
| Model B2 | sheet 180 x 250 cm (72'' x 100'') to be used with 2 row bunker lifter | |
| Model B4 | Sheet 180 x 350 cm (72’’ x 140’’) to be used with a 2/4 row bunker lifter | |
| Model B2C | sheet 180 x 250 cm (72'' x 100'') to be used with containers | |
| Model C | sheet 250 x 180 cm (100'' x 72'') for sideways tipping |