Have both the 22-250 and the swift they are great in their own place. That place doesn't include fast action high volume dog shoots in a big town. For that environment 223 is hard to beat
Any barrel can be burned out and there is no need for it. Cost of casings is a factor favoring the 223 and it s recoil that let's you keep the dog in your field of view. A few good dog shoots will teach anyone that. .
Mb


" Cheapest velocity in the world comes from a long barrel and I sure do like them. MB "