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 405534 that gives comparable quality prints. With the same 1 000 page estimated page yield this remanufactured Ricoh GC-21M contains an amazing 27ml of magenta ink.With many parts from the genuine 405534 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 GX3050 and all of the other top-quality printers found listed on this page.