nice post. Ok smitty about the milling. That is most likly a custome impy, as in a ton ton etc, it isn't a ton ton, i will find out what it is tho. There are a few companys that you can send your gun to and they will do the millign on your gun like they do it on the ones they sell, or some just sell the milled body, look at
www.smartparts.com and go under there store for impulses and click on the link to the custom ones and find a company and talk to them, there are a lot of options in milling a imp.