Roof assembly

Roof cover arrangement for a convertible, wherein a roof cover can be brought into an open position and into a closed position, comprising a plurality of bow frames and links (11), wherein the bow frames and links (11) are movable relative to one another by means of a drivable roof cover kinematics, and wherein in at least one roof cover component, a rivet bolt (1, 3) or a rivet nut (2) is arranged, wherein the roof cover component is a first bow frame or a first link (11) or a body-fixed bearing point, which is designed as a mechanical stop for a second bow frame or a second link (11), which is movable relative to the roof cover component, wherein the rivet bolt (1, 3) or the rivet nut (2) and/or the second bow frame or the second link (11) are manufactured from a metallic material, wherein the rivet bolt (1, 3) or the rivet nut (2) and/or the second bow frame or the second link (11) has a non-metallic material at least at the contact point between the rivet bolt (1, 3) or the rivet nut (2) and the second bow frame or the second link (11).