Next pull the long end of the strap under the crossbar on the.
How to tie a box to a roof rack.
Just as before wrap that end of the safety strap under the other side of the same roof bar.
On each side of the roof you ll see a rack that runs the length of the roof of the vehicle.
With the third option crossbars with side rails you can secure an item to the side rails and run tie downs from front to back securing them to the crossbars.
Assess your rack situation.
Weave rope through the windows and around the mattress at least four times twice in front and and twice in back including the length wise rope already in place.
Remove your rack when not in use to avoid the added weight drag and noise.
Wood said most roof rack systems for cars have a dynamic roof load of about 165.
Tie each section firmly.
Roof racks have been known to fail at high speeds with lots of updraft so take the extra precaution of tying the roof rack down to the roof of the vehicle as well.
First loop the strap under the roof rack s crossbar and drape the loose ends over your oblong load i e.
There are really three kinds of scenarios for your roof wood said.
Use a tie down that wraps around the item and the rails.
Tying a mattress to a car roof falls in a grey area of legality.
Tie the rope that you placed the mattress on in place.
Is tying a mattress to a car legal.
Use ratchet or cam straps to tie the roof rack through the doors not the windows.
Nylon rope also works but be prepared to tie some trucker s knots.
Take an end of the safety strap and loop it down under a roof bar that runs perpendicular to your vehicle and then back up to the top of the cargo.
There s the scenario where there s absolutely nothing on the top of your roof.
This guide shows you how to put a surfboard on a roofrack watch this and other related films here.