This DX7 Ink Damper is a great choice for Epson Stylus, Roland, Mutoh, and many other printers. It is designed specifically to work with any DX7 printhead, providing a reliable and consistent performance during printing. If you are experiencing ink dropout or it is time to do your 6 month maintenance, then we strongly recommend these DX7 ink dampers. They are easy to install and will ensure your printer is running optimally. The DX7 damper is a 2 color damper, which means each dampers connects to two different ink channels ink your DX7 printhead.