Pharmseller,
I honestly don't know. Nosler has the max load for 120 gr. nbt @ 44 gr. RL15 running at 3118 fps out of a 26" wiseman.
I get 3126 out of my T3 with 51.5 gr Big Game and Winchester Large Rifle Magnum primers. Groups just under 0.5". Close to max, start low.
P