Buffalo Bores web site will tell you, neat place. But if I remember the only Revolvers they OK are Redhawks, Freedom Arms BFR T/C and now S&W, added a few years ago.
I've shot a lot of their 45-70, it's all I take to Alaska, and the 310gr-330gr .44 Recoil? Fn yes! 3 shots and it's break time.
