Wide range from the small RA 90 cm. to the powerful D 4000 of 4.00 m. working width. These implements work smooth on ground surface and provide an excellent soil levelling. Each rotor is made out of forged steel each has an integrated structure. Inverting the gears in the gearbox the operator can manage the speed of rotation. Each type has its own levelling bar which is manually adjustable. RA types are available with slides and cage roller while RB-RC-RD types are available with cage or packer roller.