If your not familiar with the process, PLEASE check out their link above, CryoPlus, or this link will get you there.
http://www.cryoplus.comCryogenic treatment is not new but these folks have perfected it!
I know several shooters who have done this to their guns and accuracy improved greatly.
I have several chainsaw bars I am going to ship off to be done as I go through them way to fast and this process will extend their life cylce.