Shop Zebra GX420t printheads. Find replacement printheads for the Zebra GX420t label printer with 203 resolution. Avoid downtime and ensure your operations run smoothly with the best printheads and Zebra replacement parts at Barcodes, Inc. Part Details: Thermal Printheads - Zebra - 203 dpi (Thermal Transfer) - Compatible with GK420T/GX420T
