FTDI USB C to RS232 Adaptor Module
Roll your own USB C to RS232 converter with this neat module from PMD Way. It has a USB C plug on one end, and solder pads with RS232 connections on the other end.
Module uses the FTDI FT231XS for USB to serial, and the ZT213 for serial to RS232.
Module houses an onboard 1024 bit EEPROM, which supports FT-prog VID, PID rewriting, etc