I worked up my loads using Reuben's data. My 24" barrel .416 Rum, with best accuracy loads gets 2,671 fps with 400 gr Nosler Partitions, and gets 2,945 fps with the CEB 340gr MTH. 350gr bullets run at around 2,900 fps. This is with easy extraction and no high pressure signs in my rifle. Reuben's...