How come there aren't any 5.25 external USB floppy drives? - Classic Computing Discussion - AtariAge Forums
How to build a working external 5.25" USB Floppy Drive - YouTube
Review of the FC5025 5.25″ Floppy to USB Adapter « ASCII by Jason Scott
NeweggBusiness - 3.5" Device/HDD or 2.5" SSD/HDD to 5.25 Floppy to Optical Drive Bay Tray Bracket Converter,5.25" Front Panel w/ 2 Ports USB 3.0 Hub to Motherboard USB 20Pin,