BALER

A baler (1) for forming round bales of crops, includes: a frame providing an internal volume; a plurality of guide rollers (3) placed inside the internal volume; a plurality of belts (4) placed side by side in the internal volume and wound around the guide rollers so to define an endless loop (5); a belt divider (8) to divide each belt of the plurality of belts from the adjacent one, wherein each belt of the plurality of belts lays in a plane which is oriented longitudinally so that the plurality of belts, when stretched between the plurality of rollers, are oriented along a longitudinal direction and wherein at least a part of the belt divider is movable in a direction parallel and transversal to the longitudinal direction.