This was the last load I tried with the 7mm 150 gr. scenar l out of my 7mm-08. I've got one more to try at 41.5 gr. of big game but haven't been to the range lately. Yet I think it might be the one because the 5 shot groups shrank quite a bit going from 40.0, 40.5 and 41.0 grs of b.g.

[Linked Image from i.imgur.com]