It seems odd to me that the 200 .308 and the 210 .338 expand to approximately the same diameter. The jacket on the 210 is much thicker and should hold a wider mushroom.
The jacket over the front of the 210 .338 is thicker than the 200 .30?
“Montana seems to me to be what a small boy would think Texas is like from hearing Texans.” John Steinbeck