Per I/O shield, I think the design might not be accounting for powder coat thickness, I'll add 0.01" to height and width on our CAM files.
Hinge floats around, not much we can do to clean up precision on that without spending $10 per hinge.
GPU should hang out like that, side panel will not contact it.
I can close that gap up on future runs.
I really recommend against anything Corsair for SFF, stiff tubes on AIOs, stiff cables on PSUs, etc. Smart from their end on less possibility things break in bigger cases, but when space matters Corsair laughs.
That's sketchy, I adjusted the settings for customs last night right when you posted this though. Updated to include the tariff code and dialed in the weight. Maybe I messed up shipping domestic, I'll recheck this and fix it today. Should not double shipping on you.