This is a 26" Hawkhill barrel by Preece Precision in 6.5 x 47L. Its a 1:8 twist with a .291 neck and was told just over 100 rounds down this barrel. MTU Profile - barrel measures 1.25" at the shank and 0.94 at the muzzle.
I also have a fresh box of 6.5 x 47 Lapua brass to go along with it...