MAGNUM � TOPLINE is used with beams STANDARD BILINE, SLIM and SMALL TOPLINE projected by Autocar, only with a 2550 mm fixed width (external beams). The MAGNUM � TOPLINE roof has successfully exeeded the resistance tests with applied weights and the uneven road tests.

The adjustable sliding roof TWIN uses the same components as those used for TOPLINE line, with the possibility of a double opening (rear and front) by simply adding another carriage to the front side of the vehicle.