What is the difference between various Mercator "cat" knives?

[scotchleaf]

I've seen these labeled
Mercator K55K
Mercator K55
and Mercator L-154

the photos look the same - anyone know about these?

 

[Esav Benyamin]

http://www.baryonyxknife.com/ sells Mercators.
Ask FortyTwoBlades at http://www.bladeforums.com/forums/member.php/222280-FortyTwoBlades

 

[scotchleaf]

Thanks, I PM'd him.