Roof bars are suitable for mounting bike or ski carriers or luggage boxes. Roof bars are suitable for cars not equipped with railings (hatchback, sedan and some station wagons) and cars which do come with railings.
Use only bars dedicated for your car model
Don't exceed the recommended load of a roof rack
Range of services
Placing the bars on the roof
Fixing them by means of mounts and bolts to the anchoring points or roof railings as indicated