The best for that round and bullet, to get me the most accuracy( not always the best ES/SD) and the most MV at the same time, while being temp stable as can be.

Which means it could be any powder...

N540 was my go to for 223 out to 1000 in the service rifle...accurate and fast...

I don't count anything out until holes in the paper tell me to.

We can keep Larry Root and all his idiotic blabber and user names on here, but we can't get Ralph back..... Whiskey Tango Foxtrot, over....