Hi guys hoping you can help me out I looked at a Springfield p9 world cup today it's 9x21 and I am thinking about buying it, one of the questions I have is can I get a differant barrel for it I load for 9mm and 38 super I would probably be leaning towards the 9mm the guy wants 600.00 dollars for it is it worth the money also where can I get more mags for it any help would be appreciated its a beautiful gun should have bought right there but not sure exactly what it was thanks in advance for any help AJ