The Big Ink Damper, a must-have fit for your Epson Dx4, Dx5, Roland Ps, Sp, Rs, Vs, Xj, Vp, Xc540, and a great replacement part for 4X3Mm dumper on connected printers. This durable and efficient item ensures a smooth and steady flow of ink, preventing blockages and jams. Its slim design ensures a perfect fit on various printer models, with the 3mm male connectors and 2mm female pins providing a strong yet flexible connection. The replacement part comes in a pack of three, ensuring you'll always have a backup in case of any unexpected ink wastage. Upgrade your print quality and productivity with the Big Ink Damper today!