Prostacks Manta 60 Environmental Port Hopper has a Material Density Range of 0.5 to 1.2. It comes in an in-line tow chassis configuration with a removable tow bar. It is suitable for applications with restricted quay widths.

Prostacks Manta 63HD Environmental Port Hopper has a Material Density Range of 0.75 to 1.8. It has a hopper capacity of up to 80m3 and a height of 13.6m.

Prostacks Manta 67 Environmental Port Hopper has a Material Density Range of 0.5 to 1.5. It comes with a fixed tow chassis configuration.

Prostacks Manta 67HD Environmental Port Hopper has a Material Density Range of 0.75 to 1.6. It comes with a tow chassis configuration and there is a self drive and Flex-Flap system upgrade available.

Prostacks Manta 70 Environmental Port Hopper has a Material Density Range of 0.5 to 1.2. It comes with an in-line tow chassis configuration and a removable tow bar. It is suitable for applications with restricted quay widths.

Prostacks Manta 75 Environmental Port Hopper has a Material Density Range of 0.5 to 1.0. It comes with a fixed tow chassis configuration.