I work for Equipt Expedition Outfitters, we're the North American distributor for NL. You won't likely get a response from NL as they usually send them to us. Haven't seen your message forwarded to us yet.
You can remove the front panel with no major headaches. There are some bolts or studs...
AT doesn't use clamps, that photo is out of the ordinary. They're usually bolted down with 3-4 bolts per side. Most folks don't take the time to remove them.
Not that you're splitting but for my own knowledge, what would a truck like this go for without the camper? With the axles swapped and the various upgrades, mileage, etc.