This high quality damper fits the Epson DX5 print heads used on Roland, Mutoh and Mimaki printers. This generic high quality damper offers long performance on all printers with ecosolvent and water based pigmented and dye inks. Roland part number for this damper is 6081181200 replacing 7811801000. Mutoh part number for this damper is DF-42229. This damper includes a top quality o-ring on the outlet side to ensure proper sealing between the damper and the printhead. This damper is connected by a 2mm ID 3mm OD tube.