#$%^&*AU2007201535B220120223.pdf#####ABSTRACT A mower-conditioner conditioning roller (3) comprising a superficial relief (4) over the entirety of its periphery. This roller (3), of cylindrical overall 5 shape, is hollow and has no cylindrical core and has a wall of reduced thickness directly comprising reliefs (4) . The body of the roller is formed with at least one structured plate comprising reliefs obtained by bending or rolling. 10 05/04/07,16501 specification,22/4 uLf