Vehicle roof with roof-rack holder

The roof consists of a roof module (2) fastened to flanges (4) on two side struts (3). Blocks (11) fastened to the flanges each consist of a base body (12) and holder elements (15) for a roof bar. The base body is located below the roof module, and the holder elements project into a gap (16) between module and struts. Each strut consists of an outer and an inner shell (5,6) with overlapping edges, and the blocks are positively fastened via flow-drill-screws (14).