Originally Posted by plainsman456
223,222,243,257,260 and other like minded.

I even use it in my 47-70.


Don't know where you got your info but it's definitely a bit too fast burn rate for 243 Win, 257 Bob, and 260 Rem unless you're trying to load very mild loads with faster burning powder. I sure wouldn't be recommending something like TAC as general use for those cartridges.