Posted by a reviewer on Amazon

Amazon return policy was crazy easy

Posted by a reviewer on Amazon

There is some noise as you drive on the highway but nothing terrible

Posted by a reviewer on Amazon

Make sure to utilize the tie down points inside the box if it is not packed full because the interior of the box is very slippery

Posted by a reviewer on Amazon

The tracks allow for at least 12 inches of movement forward or back to place to box in the correct spot on the roof

Posted by a reviewer on Amazon

I really like the ability to adjust the sliding rack clamps forward and backwards by about 15 and for my setup i ultimately slid them all the way forward on the box

Posted by a reviewer on Amazon

Looks like carbon fiber but the similarities to carbon fiber other than weight stops there its plastic recycled in a faux carbon fiber print

Posted by a reviewer on Amazon

Also the larger volumn units displace greater airflow dropping gas mileage exponentially—so get the least volumn smallest unit that one can get by with rather than an excessively roomy unit with lots of extra wasted space volumn