The active harrow is large-sized, 300/350 hp, PTO 1000 rpm, 7 and 8 meters.
You can use this tool to prepare your fields.

Valentini Mammut 7000
– Working width: 7.0 meters;
– Price: $57,850;
– Required power: 300 hp;
– 2 roller configurations (packer/cage).

Valentini Mammut 8000
– Working width: 8.0 meters;
– Price: 61750$;
– Required power: 350 hp;
– 2 roller configurations (packer/cage).