Mike: you've got the bottom line figured out (while us pea brains try to figure out the conversion numbers )-
keep the pressures below 8500 or so, which is alot easier to do with a 12 than 16 or 20, and you'll be fine, using a gun that is in proof. And BTW: 7/8 oz. 16g loads are delightful.

Last edited by revdocdrew; 03/31/07 07:45 PM.