Update on my barrels, they both shoot very well. 6mmBRA, Lapua brass, 31.3gr Varget, CCI450, 107SMK. 2920fps, es 12, SD 5.
One unexpected benefit, Kelbly’s has been Nitriding their barrels, and the last two have been nitrided. They seem to break in easier (40 rounds) and clean much easier...