Tell me the difference between a stock 243 and a 243AI bullet. AI are loading the bullet different or is there something different on the gun to accept the AI's?
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Tell me the difference between a stock 243 and a 243AI bullet. AI are loading the bullet different or is there something different on the gun to accept the AI's?
the barrel has a different chamber cut in it. The case is blown out and the shoulder moved ahead and at a sharper angle.
This will give you a pretty complete comparison
http://www.6mmbr.com/243Win.html
Good info from both, thanks