| Bring out the best in your printer and your work - by using Hewlett-Packard printer accessories and supplies. They're designed and manufactured to meet the same high standards as your Hewlett-Packard printer. They'll work with your printer to deliver exceptional print quality and years of reliable performance. BC-20 is the mono-only cartridge for the BJC-4000 series and BJC-5500 printers. When placed in the printer, mono print speed increases. For instance, with the BJC-4200 speed increases from 3.4 pages per minute to 4.5ppm in high speed mode. This cartridge is ideal for printing long mono documents as it lasts for approximately 900 pages. | 
