A reinforced version built with thicker steel (often 6 mm sides and bottom) for transporting heavy materials like rocks or soil. It frequently features a "half-pipe" body design to ensure smooth unloading of sticky materials.
The most common agricultural version, featuring a 20-tonne workload and a 25 m³ capacity. It is often equipped with a spring or pneumatic chassis and tandem axles. Laumetris PTL-20
Often fitted with high-flotation tires (e.g., 560/45R22.5) to reduce soil compaction during field work. A reinforced version built with thicker steel (often