Gunsmithing Cryo treating a barrel

CaptainH

Sergeant
Full Member
Minuteman
May 17, 2009
119
0
76
Ohio
I just started a thread on nitride treating and found some information in other places about cryo treating barrels for easier cleaning and better accuracy. I looked up cryo treating in the search engine here and did not come up with much. Who can weigh in on cryo treating barrels?
Thanks