Originally Posted by
imobilinpedalus
I`ve been using the term 28" for ease of understanding. This number says a lot about what size frame this is and what size wheel it is. From what i understand any frame is specific to the wheel size, so a 28" size wheel can only be used with a 28" wheel frame?!
As I understand it 28" means 700c rim with a 1.5" - 2" (38mm-52mm) tire. Greater than 2" tire makes it a 29", in common vernacular. That Specialized Ruby you linked to comes with 25mm tires, so I don't
think they'd be called 28".
(just trying to work out the common terminology here.)