Either way, I like the effect of the faster twist on bullet impact.

Shot some Norma 325 grain Oryx today burning N550 62.0 grains, all just under an inch.
2,339
2,331
2,318

Bet the bovine would hate this load.



Nosler 250 AB's, burning N540 63.5 grains for 2,725 mv average, shot accurate.