... ink as requiredSuitable printer:For HP 6615D/NRaw materials:Original empty with good printhead and chipQuality:100% quality A by ... roller, upper fuser roller, pressure roller...3.Ink cartridge and parts: like ink cartridge, clip, refill kit, printer head, main board, ... Efficient, Mutual Respect, Mutual Benefit, Never-ending Service 1. Toner cartridge, we use high quality OPC, Blades, PCR, MAG ROLLER, ...