BCH Continuous Ink System for HP 364, 564,178, 920 Cartridge DIY Kit Cartridges compatible to 364, 564, 178 and 920 Do-It-Yourself. Need to transfer old chips. Included 5 silicone seals for tight seal around ink outlet Prefilled with premium UV resistant ink in cartridge and reservoirs Advanced TL series reservoirs auto-balance the pressure of the ink