It’s a very small polish trailer. On smaller farms you can use it to transport yor seeds or fertilizer to your seeder or fertilizer spreader. To fill the trailer go into right trigger. To fill seeder or fertilizer spreader go near to your implament and push key B.
In game: Adam 334
Script: PeterJ-euroDZN, burner, Adam 334, Marhu, rafftnix, Fruktor