Ricoh worked hard to produce their wonderful GC21 gel ink cartridge range, so our manufacturers were delighted to be able to offer us a high quality alternative to the 405533 that gives comparable quality prints. With the same 1,000 page estimated page yield, this remanufactured Ricoh GC-21C contains an amazing 27ml of cyan ink.With many parts from the genuine 405533 reused, this unit continues the legacy of the original and reaps the benefits of Ricoh`s precision engineering. The remanufactured Ricoh GC-21C retains compatibility with the GX5050 and all of the other top-quality printers found listed on this page.