Bangin' Meats 212XL No Chip Refillable Ink Cartridges for WF-2850 XP-4100 Printer

Please read all the instructions for filling these cartridges. Also make sure your printer is on the compatible list before purchasing. If you do not read the instructions you may purchase the wrong cartridges for your printer.These cartridges do not contain ink, they do not have chips so you must have CHIPLESS FIRMWARE installed prior to ordering. If you do not follow these instructions these cartridges WILL NOT WORK. 212 212XL T212XL1-T212XL4 Refillable Ink Cartridge Without Chip For XP-2100 XP-4100 WF-2810 WF-2830 WF-2850 Ink Cartridge Also works with XP434, XP430, XP440 or XP446 which use 288 cartridges. They are interchangeable. These are chipless cartridges so you will need chipless software installed to use these. Make sure you have this setup before you buy. It’s not included. NOTE - Before installing in your printer, please remove the vent plugs located toward the top of the cartridge. You can place these plugs back in if you plan to store the cartridges outside of the printer. Fill only 3/4 of the way.