With no real try to stay prototypical I did this "might have been" based off DTM caboose at the F3 UP model. It's just a really nice model.
20250928154158_1.jpg
If anyone wants this here it is.
https://www.dropbox.com/scl/fi/0i1w5gnknfbpcstieydco/DMIR-DTM-C40-3-caboose.7z?rlkey=mzhflencn2nmmft3ya8rszxul&st=djzv4aw0&dl=0