Amazon.com: Zebra Ribbon Core Adaptor for 1 in Diameter Ribbon Core Compatible with ZD420t and ZD620t Thermal Transfer Desktop Printers 1 Set P1080383-231 : Office Products
Zebra ZD420T Changing Ribbon Roll Easy - How to Tips and Tricks by @3labels - YouTube
Amazon.com: Zebra ZD420c Ribbon Cartridge Desktop Printer 203 dpi Print Width 4 in Ethernet USB ZD42042-C01E00EZ : Office Products