Pull Rite makes the "Super 5th" with a complete empty bed design when uninstalled, no rails left in bed. Less than five minutes to install or uninstall, and brakes down to pieces so its not to heavy. A solid hitch.
2011 F-350/CC/LB/Drw/6.7L
2013 Cedar Creek 36 CKTS "Pearl Edition" Trail-Air Pin Box
Pullrite 20.5K Super 5th