See also:

Total load limit
Rated cargo and luggage load plus 68 kilograms (150 lbs) times the vehicle's designated seating capacity. ...

Inserting the mounting elements intothe loading rail
You can slide mounting element 2 in loading rail 1 to various detents and secure it. These detents are marked and positioned at 5-cm intervals along loading rail 1. You can turn mounting eleme ...

Important safety notes
WARNING Only use fuses that have been approved for Mercedes-Benz vehicles and that have the correct fuse rating for the systems concerned. Do not attempt to repair or bridge faulty fuses. Us ...