Zebra GK420D Direct Thermal Label Printer - GK42-202520-000 - USB / Serial / Parallel
How to configure the Zebra GK420D printer for printing Royal Mail's 2D barcode labels
Compatible Roll 38mm x 25mm White Thermal Labels for Zebra Citizen – Printing Saver
1 Roll (500 Labels) Direct Thermal Labels White (6" by 4") 100mm x 150mm for Zebra Printer GK420D GX420D GK420T : Amazon.co.uk: Stationery & Office Supplies
Rent Zebra GK420d thermal 4x6 label printer in London (rent for £6.00 / day, £5.00 / week)