Originally Posted by
BenLi
I do believe the word you are looking for is "unique"
I mean that Shimano's hubs are among the most common you'll find for building, and offer great quality compared to most everyone else. But they don't do 6 bolt anymore, which is still the most common offering of every other disc manufacturer.
So, unique yes. But I also meant ubiquitous, meaning: existing or being everywhere at the same time : constantly encountered.