The RV models aren't the same size as the regular models. They're slightly smaller. An RV King fits in our KGDB, but a normal king would not.
We have an RV King in the RV, a split King and a Queen in the S&B.
2008 King Aire 4562, Spartan K3(GT) w/ Cummins ISX 600
2014 Jeep Grand Cherokee Overland 5.7L V8 Hemi w/ Blue Ox Aventa LX Tow Bar and baseplate, SMI Air Force One brake