Fshaw: Starting Load: 19.0gr - 2220 fps; Accuracy Load: 22.0gr - 2550 fps. I'd prefer not to post the Max in an open forum, but it is quite a bit less that VV publishes.
https://www.vihtavuori.com/reloading-data/rifle-reloading/?cartridge=7I must add, the data is the same for 77 TMK and the original 77 MK, which makes me wonder...