Quote Originally Posted by laportecharlie
You hear a lot of people saying their 223AI can match a 22-250 in velocity. What they don't say is how much pressure they are getting. I have both and there is just no way a 223AI can SAFELY approach the velocity of a 22-250. Much as I like my AI it is probably one of the improved cases that sees the least improvement.
Charlie
Charlie - Really? I gained an easy 300 fps across the board. Max of 3000 fps with a 69 gr HPBT in a standard 223....and 3300 with a 223 AI.

Of note, I do NOT push the loads to max. I shoot in temps from 10 to 100+ F.