The crossbar spread distance between 2 roof rack crossbars is normally measured from center to center.
How to measure roof rack.
Define your requirements step 1.
Small crossbars 50 jetstream 50 corebar 48 roundbar medium crossbars 60 jetstream 60 corebar 58 roundbar large crossbars 70.
Our fit my car tool will let you know the minimum crossbar length required for your vehicle but you can always go bigger to bring more gear and more friends.
Find the best fitting roof rack for your car from all manufacturers with the rack attack roof rack fit guide.
Think of what you will be.
Just multiply the length and width dimensions.
Decide on your budget.
Figure out what you need your roof rack to do.
Sixteen inches is pretty short.
If a section is 120 feet 37 m x 100 feet 30 m its total square footage would be 12 000 square feet 1 100 m 2.
That is how we measure them and how the manufacturers of roof racks and accessories measure them.
Deciding on a budget isnâ t always easy and depends upon many different factors.
Make a note of the square footage of each square or rectangular section on your diagram.
Be sure to find the area of any dormers on your roof as well.