I've played with and installed just about every tip out there.And i'm one of those people that if my ferrule is dirty,chalky,or whatever the case may be it drives me absolutely nuts.If my tip is not pefectly burnished in and tight all the way around or doesn't hold the perfect radius,it will cause problems with my game.I bought a kamui black hard about a year ago,i guess.At first it seemed a little hard for my taste and feel,but I got accustomed to it.If you like a Moori hard,get a kamui black medium.It's hard to bite the bullet and pay $20 for one but it is worth it.When I first put mine on I decided to leave it full height just to see if the sides were gonna need burnishing again after a few games.After a session of about 75 games or so,it did not budge.I recently ordered a kamui black medium to put on another shaft to see how it plays compared to the hard.My $.02...