What is the purpose of this box on chassis? Spotted on the truck stop in Iowa.

648759

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682867

{"replyTo":"","text":"Drohm box.. (spelling)... they have many applications... shipping non compatible types of freight on the same load... adding an LTL load to your trip, or as mentioned, personal use","replyToPid":0}

599477

{"replyTo":"","text":"That is the silliest looking thing 😆","replyToPid":0}

75795

{"replyTo":"","text":"A lot of the carriers who haul ammunition and ordnance for the government have them, not sure of their exact purpose.","replyToPid":0}

462372

{"replyTo":"","text":"looks like non refrigerated cargo","replyToPid":0}

685621

{"replyTo":"","text":"He's hauling a load of Coca Cola...that's where he keeps the Rum!","replyToPid":0}

731749

{"replyTo":"","text":"🤔","replyToPid":0}

505487

{"replyTo":"

682867 发表于 2019-07-31 22:57:13 Drohm box.. (spelling)... they have many applications... shipping non compatible types of freight on the same load... adding an LTL load to your trip, or as mentioned, personal use

","text":"Knowledge","replyToPid":163545}

505487

{"replyTo":"

462372 发表于 2019-07-31 22:25:59 looks like non refrigerated cargo

","text":"BRILLIANT 🤭 NOPE JUST KIDDING GOOBER🤣😂🤣","replyToPid":163503}

289718

{"replyTo":"","text":"extra bunk maybe or motorcycle","replyToPid":0}

759874

{"replyTo":"","text":"love that rig though 👌😍","replyToPid":0}