The TruckCraft Metro kit will convert any single rear wheel pickup to an aluminum drop-side ... capacity three-way dump with a bolt-on double acting hoist kit. The Metro Flatbed is construction ...

And that's the sort of application I stumbled upon in my most recent scroll, finding one of the latest filings from Can-Am's parent company BRP that illustrates a truck-bed accessory rail system ...

Curry Supply's medium-duty dump truck bed is designed for use in construction, agriculture, equipment rental and other general use hauling industries.