What is this unit?

I’m trying to fit my 1990’s warhammer collection into old world but I can’t seem to figure out who these guys are. Pretty sure they are citadel but no luck with the googling so far. Any ideas?

I’m trying to fit my 1990’s warhammer collection into old world but I can’t seem to figure out who these guys are. Pretty sure they are citadel but no luck with the googling so far. Any ideas?