Premium Continuous Ink Supply System 100ml CISS suits EPSON RX640 (equivalent to appox 60 cartridges which would cost you $1200.00*)        Key Features: High grade UV Micro filtered ink with low viscosity UV absorber component for increased fade life. Silicone tubing and ABS resin ink reservoirs (UV block) Isobaric Equilibrium Structure (constant pressure) Duel filters in each cartridge New generation auto reset chips (suit all firmware releases) Triple cartridge seals ( prevent head nozzle leakage)     Attention European customers This product is now available directly from our UK store, which may save on postage costs. Feel free to click on the link below to be directed to this product on our UK site Link to RX640 CISS on our UK site - click here