And after everything was done, this is the result:
Took it out for a nice little ride, they stay on great, no rattling or anything.
Now, it's not done. Before anyone asksyes, I'm going to paint them (maroon and silver to match the bike.) Then I'll put some U bolts in so I can put locks on the cases. I'll also waterproof the holes with some silicon sealant and probably rubber washers for the mounting knob holes. I'll also add reflectors from an old trailer kit that I had and then some reflective decals for visibility.