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 boxes to a roof rack.
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.
Stack items evenly across the roof and in the center of the doors.
Lighter goes lower place heavier items on top of lighter items.
Next pull the long end of the strap under the crossbar on the.
Hook the snaps onto the rack and crank the cam buckle to tighten the straps.
Close the box or bag securely and attach it to the luggage rack using cam buckle straps.
First loop the strap under the roof rack s crossbar and drape the loose ends over your oblong load i e.
Just place your skis or snowboards in the carrier lock the carrier arms and you re good to go.
Use at least four straps over.
Cover the entire load with a tarp or netting to prevent things from falling out.
If you have a roof rack the straps ropes can be looped around the side and cross rails.
If you re using a cargo box once it s mounted load your gear inside then shut and lock the carrier.