Dude, wasn't trying to be an ashole, Seriously, if you have the resources to make an adaptor you really seriously have the tools to get all the measurements yourself, not trying to be a prick, just trying to make you realize you can do everything for yourself with tools that you need to make the plate.
and secondly, I would have been willing to tell you how if you had only asked, but you had to be a asshole so go fuck yourself.