*The screw holes where mainboard is stuffed is different from Standard AT cases.
*There are no holes where AT-k/b connector is connected to mainboard.
....and the fact that its 5inch bays were far from 5inch was the most troubled for me.
Usually It might match with a spacer on one side, but It didn't match with 2 spacers on both sides of storage. It seemed "Pacific-ocean"(In Japanese slung, It means "Pussy-cat that's too loose")
I bought it for installation of second HDD to my PC, but.....after all, I attached the 3.5inch-HDD directly to 5inch bay with 2 screw to one side of HDD.