I have a TIkka T3X action with a preferred barrel, blank pre-fit full bull 26 inch chambered in 6BR has upgraded trigger spring for about a 2 pound trigger in a KRG bravo chassis with Arca rail on the bottom I have 100 pieces of alpha brass with 10 shot and I have 50 to 75 Lapua brass loaded with 75 grain only ever shot this barrel 10 times