This Genuine/Original Olivetti B0821 Cyan Toner Cartridge is the perfect fit for your d-Color MF451, MF551, and MF651 models. The cartridge is specifically designed for Olivetti printers and is compatible with many other brands as well. The vibrant cyan colour will give your documents and images a professional touch, making them stand out with exceptional clarity and brightness.The cartridge is an excellent addition to your printing supplies, providing long-lasting performance and a seamless printing experience. It is an ideal choice for anyone looking for a high-quality toner cartridge that will deliver consistent results. This cartridge is a must-have for anyone who values quality and efficiency in their printing needs.