A holding device, especially for a roof trunk on a cross holder on a motor vehicle roof, comprises a U-bow with threaded arms which can lock into a stopping arm (14) with toothed end sections (19) and limited play and held by a hollow turning element and g...

The holder has toothed U-shaped tightening brackets passing through the box base, and tension brackets with lever. Two long tension jaws (9,10) extending parallel to the plane of the tightening brackets have opposite toothed sections (16), which mesh with ...