Search on line, there's plenty to choose from. Side by side, end for end, etc. I'm sorry but I don't have links. I just remember seeing them when searching for a box for my set up. BTW, I made my own out of diamond plate aluminum.
2000 Cherokee 31BH, "flipped axles and raised",LEDs, solar, inverter, etc..aka "boondock ready". '07 Tundra 5.7L DC-LB, modded as well.
2000 Cherokee 29BH with 6V batteries, LED lights & 400 watts of solar power, flipped axles and raised. 2007 Tundra 5.7L DC-LB with lots of mods. C-co, 8/158th AVN Maint.