Bulk ink supply system compatible with C67, C87, CX3700, CX4100, and CX4700 printers.Designed to work with T0631, T0632, T0633, and T0634 dye ink cartridges.This continuous ink system provides a solution for -volume printing needs by allowing direct ink flow from external reservoirs.The system includes refillable ink bottles and tubing that connects to the printer's printhead, reducing the need for frequent cartridge replacements.Suitable for users seeking extended printing capacity with standard dye-based inks.Compatibility Disclaimer: This is an part.Any brand names or model designations mentioned are used solely for the purpose of demonstrating compatibility.