so, they must be different frames because one would have open dropouts (9mm?) and the other would have a threaded 10mm or 12mm hole?
Yeah, usually base model of a range, guessing cheaped out on some other bits too.
@snottyotter started
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so, they must be different frames because one would have open dropouts (9mm?) and the other would have a threaded 10mm or 12mm hole?