A block that slides onto the metal Shielding of the Atari ST, and houses a Surface mount female USB socket. Made to Allow mouting the Gotek internally while keeping the original floppy drive in place.
You'll have to be brave though and cut the hole out of the side of your case. That might not be everyone's cup of tea.
Working on the accompanying Gotek PCB mount.
AMZN 3D PLA