Our Sharp Compatible FO-50DR Laser Drum is a replacement for Sharp FO-50DR / FO50DR. The FO-50ND is the replacement laser toner cartridge that fits into the FO-50DR cartridge frame. You can replace the Sharp FO-50ND laser toner cartridge without replacing the entire FO50DR drum housing. The compatible replacement FO-50DR Laser Drum and supplies (also known as generic) are specially engineered to meet the highest standards of quality, reliability and exceptional yields that meet or exceed OEM (Original Equipment Manufacturer) standards for the FO50DR and offer high-quality printing results. Containing new parts including OPC drums, wiper blades, and other internal parts, the compatible FO50DR is an economical alternative to expensive OEM FO-50DR Sharp Laser Drum Cartridges and supplies, and offer big savings over brand-name FO-50DR Laser Drum Cartridges and supplies. These compatible FO-50DR / F050DR laser drum cartridges are from an ISO-9001 certified factory just like the genuine Sharp drums. The use of compatible replacement Laser Drum Cartridges and supplies does not void Sharps Printer Warranty. The FO-50DR replaces the FO-47DR. We offer a Two Year 100% Quality Satisfaction Guarantee on our Compatible FO-50DR Laser Drum Cartridges and supplies. For use in the following printers: FO Printers FO-DC535, FO Printers FO-4470, FO Printers FO-DC635, FO Printers FO-DC600, FO Printers FO-DC500, FO Printers FO-4400. We are the exclusive reseller of LD Products brand of high quality printing supplies on Newegg.