Two equally spaced straps running front to back and two side to side across the load will do the trick for most standard shaped items.
How to secure luggage to a roof.
Then you can begin organizing the cargo on the roof of your car.
In the case of a bare roof you re somewhat limited but in this situation it s ideal to have the object centered with the doors of your car so the bulk of the item is most securely strapped down.
After packing the cargo on top of the car use your tie down materials to secure the load.
Use the proper equipment.
Ensure that the cargo doesn t obstruct your view.
Once done close the bag securely and use roof rack tie down straps to attach it to the luggage rack.
Use a tie down that wraps around the item and the rails.
Remember that bungee cords also known as shock cords are neither safe nor reliable for securing cargo of any type for.
Use at least four straps over bag.
Ratchet straps are a cheap and easy way to ensure the highest level of safety when deciding how to secure items on a roof rack.
Lighter goes lower place heavier items on top of lighter items.
First place smaller items together in a tub or suitcase.
Choose your carrier there are a two main options for carrying luggage and gear on your roof.
Strap down your luggage.
The second option is the side racks.
Place heavier items on top of lighter items to keep them in place and all items should stay centered between the doors.
These are the simple steps to tying luggage on the roof rack of your vehicle.
If you have side rails the most important thing is to reduce the amount of drag the item will make by placing the front of it in line with the beginning of the roof or moving it as far back as you can.
How to tie down luggage on a roof rack step 1.
Two extending from back to front and two over the sides.
On each side of the roof you ll see a rack that runs the length of the roof of the vehicle.
Ensure that the cargo doesn t obstruct your view.
Fill the bag completely to prevent flapping when the vehicle starts moving.
Stack items evenly across the roof and in the center of the doors.
It s best to use a thinner piece of rope and go through an open door and then shut the doors on top of it.