Miscellaneous Electronics
StarTech.com 10ft/3m USB to Serial Adapter Cable, COM Retention, FTDI IC, USB-A to DB9 RS232, Interchangeable DB9 Screws/Nuts
INTERCHANGEABLE NUTS & SCREWS: Secure the adapter to a serial device using the pre-installed DB9 screws, or install the included DB9 Nuts for compatibility with serial peripheral devices/cables; Add a DB9 RS-232 port to a computer, using a USB-A...
https://www.bizrate.co.uk/miscellaneouselectronics/startech-com-10ft-3m-usb-to-serial-oid28849620216.html