My .451 Whites with a 1-20" twist bbls just loves big conicals. But I'm shooting them under 1400FPS. All I know is shooting a 465gr conical at around 1200-1300FPS would probably be enough to stop a freight train and the bullet would be found in the caboose. GRIN
Last edited by edmehlig; 11-27-2014 at 06:21 AM.