I have a 30SM, it pushes 215s 2950 in a proof cf 20” barrel with n570. I know of 2 other 20” 30 noslers pushing ~2975 with 215s and n570. The 300prc 225 eld m factory ammo shot terrible in my gun. I even tuned the seating depth on the factory 225s and they still shot bad. The 212 eld x factory...