Ah, sorry to hear that.
And I missed that you are focused on a CHF/CL barrel, so that wouldn't have fit the ticket anyway. I'd add BCM to the list but of course they're OOS, too.
That said, A BA nitride barrel will almost certainly do anything you need it to do and save you some bones:
https://www.rainierarms.com/ballisti...t-barrel-12-5/
I love my 11.5" BA build