• Forks look quite track-like so my first thought is that they're converted track bikes.
    But bosses for shifters/bottles/cables make that less likely...
    as @midlife said, rear facing dropouts were a thing on 80's TT bikes with super tight clearances but these don't look like retro-TT exotica - on balance I'd want to be convinced that they're not meticulously converted track bikes.

  • Have to say I'm no expert, but the rear facing dropouts were more a british thing I guess. I have not seen many classic steel tt bikes with those on the continent. Here's Obree riding his tt 'conversion':

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