Good ones are getting rare, agreed. Sub-10k miles is unusual, but you do have to consider whether you want a bike that's been sat mostly unused - perished rubber, possible moisture, etc.
On the plus side, Ks are becoming very affordable compared to Euro 4 bikes, i.e. 2017 onwards. Yes, the tech is 14 years old, but it's still usable. The power is abundant, the handling is plenty good enough for the road.
£5-6k for a well sorted 175 bhp bike is something of a bargain. I just have to keep repeating the mantra:
'I don't need a spare just in case. I don't need a spare just in case...'