One of the reasons we chose the front storage box for our Escape 19 was to help protect the front of the trailer from rocks that may be thrown up from the gravel roads. Have not yet driven/towed enough on gravel roads to know how effective it is, but we will eventually find out.
Dave W - 2013 Escape 19' and 2011 Toyota FJ Cruiser
"When you arrive at a fork in the road, take it." - Yogi Berra