Tonerprice.com welcomes you to the Gestetner GX-3000 supplies page. From here, you can order discounted 405534 (Type 21M) Genuine Gestetner Ink Cartridge, 405535, 405533and 405532. With our nationwide distribution system, fast delivery is always assured, plus, your order over $75 qualifies for free ground shipping within the contiguous US. Our industry leading exclusive warranty assures your satisfaction. Tonerprice.com has discounted Gestetner toner and ink catridges on sale everyday!