I like 4350 (and in 270 as well as 30-06).
However, 4831 works equally well by most accounts.
Either one is fine. 4350 is harder to meter I believe (I just got some 4831 and I think its SC but would have to look, I have one rifle that did not like the 190s with 4350 and am going to try the 4831 with them.
Same gun like the 168s with 4350 so.......