Para NeoGeo X Arcade Stick|arcade stick|stickstick arcade - AliExpress
I didn't pick up a Neo-Geo Mini but I did pick up a controller since they're USB. It actually has a nice weight to it but the clicky stick is gone (expected)
NeoGeo Pad USB
SNK releases Neo Geo pad for PS3 | Engadget
Wanted: WTB neo geo usb pad
Mando USB Arcade Stick para PC, joystick para SNK, NEOGEO X - AliExpress
Mando USB Arcade Stick para PC, joystick para snk, NEOGEO X|mandos| - AliExpress
NEOGEO balancín de arcade SNK NEOGEO X, dispositivo de arcade, 15P, mvs|Juegos operados con monedas| - AliExpress
Neo Geo X USB Controller - Lakka - Libretro Forums
raphnet. - Neo Geo controller to USB adapter
Mando Arcade USB ECO. Joystick Arcade Raspberry Pi 3 y 4, PC, TV BOX
Building a Neo Geo Stick USB Adapter : 7 Steps (with Pictures) - Instructables