Use Versaink-nano 68 MS MICR Black & 68 CS Tri-color cartridges in your inkjet printer to generate 100% bank compliant checks. The bank code line on the bottom of every check is required to be printed with magnetic (MICR) ink to be readable by magnetic ink character recognition devices (MICR check readers) used at retail and financial outlets everywhere. This ink cartridge works with: HP Envy 6152e, 6155e, 6552e, 6555e, 6558