The Epson DFX 5000+ Dot Matrix Printer offers a dynamic ink delivery system, producing printouts with a series tiny metal rods or pins striking against a ribbon gliding across the paper. Each Genuine Epson Ribbon Cartridge has a space saving design which easily installs, to reduce downtime normally spent on complicated replacement procedures. These OEM / Genuine Epson 8766 Black Printer Ribbons have the power and durability to tackle the most demanding print tasks. The Epson dfx5000 plus Printer Cartridges also contain a thermal ribbon, which minimize smudging and blurring when handled. We guarantee excellent print quality with our Genuine Epson Ribbon Cartridges or we will refund your money within 90 days of purchase. And every Epson 8766 ribbon cartridge has up to a 2 year shelf life for definitive performance and convenience.