There are many flavors but it's usually round with a feed-horn coming out the middle. Depending on the wattage, the size would be different. Look up microwave antenna and look at the pics.
I have a question about your set up. I have a Yakima skybox I want to mount on the front bar on the aft roof and the second bar on the tracks on a bed topper. Basically, the same scenario you have just using towers in the gutters for the front and pads for the bar on the topper A.R.E CX...
I use a Yakima rack system and Yakima Skybox on my Wrangler. Now that I have a Gladiator, I'm having a topper installed with built in rack runners. The question is instead of installing racks on topper only, would it be acceptable to install the Yakima roof rack half on the rear section of the...