I tried some H4831 today under 180 Nosler Partitions in a 24", SS M70. Here are the results:
60.0, 2786, 1.86"
61.0, 2805, 2.58"
62.0, 2848, 1.45"
I got plenty of velocity but not so much on the accuracy. I'll try tweaking around 62.0 a bit to see if I can get it closer to an inch.