They are usually columbus from 80's when made in italy, however the japanese ones of the same time are tange.
the lack of stamps on the bb shell, fork crown and stays suggest that it could be japanese (or at least lower end), but the sticker on the seat tube is contradictory, unless it just says designed and built up in italy.
They are usually columbus from 80's when made in italy, however the japanese ones of the same time are tange.
the lack of stamps on the bb shell, fork crown and stays suggest that it could be japanese (or at least lower end), but the sticker on the seat tube is contradictory, unless it just says designed and built up in italy.