I do not like muzzle brakes! If the rifle has a recoil you cannot (or your customer) stand then use a smaller caliber or a heavier rifle!
Heavens! We are so overpowered in this country it's outlandish.
If we lived in the Mesozoic era, any, and all, dinosaurs could be killed with a 54 caliber Hawken percussion muzzle-loader and a patched round ball!
Uh! I seem to remember I built a 416 Taylor and a 9.3X62