The Riso S-8113-E Type 2 Black Ink Tubes are compatible with Riso printers and come in a new in box condition. These ink tubes are designed for use with the Riso S-8113 model and offer a manufacturer warranty of 1 year. The black color of the ink tubes ensures high-quality printing results for your documents and images. Perfect for those looking for reliable and compatible ink tubes to use with their Riso printer.