Would you run 450 smc though your high end 1911 or polymer pistol? Double Tap 450 SMC: 450 SMC is supposed to give 10mm performance out of a 45 acp. From 1st link below " ....185 gr JHP to 1350 fps, a 230 gr JHP to 1200 and a 255 gr hardcast to 1100 ..." " ...How can they do this in a...