Abstract: An improved vehicle roof support member of the type designed to support the roof sheet of a vehicle which roof support member is optionally adapted to contain lighting elements. The roof support member of this invention, in addition to functioning as a roof sheet support can contain lighting elements positioned beneath its top and between its sides, the lighting elements being slideable on a track within the roofing support member so as to be positionable at selected positions to illuminate the interior of the vehicle. As a further object the roof support member may include a screen member extending between the sides of the roofing bow to prevent entry of objects therebetween.