Duplex Unit Waste Ink Tank — Fits 577, 452, 585, X555, 552, 551, 576, X477, X586, X556

Replacement duplex unit waste ink tank compatible with printer models 577, 452, 585, X555, 552, 551, 576, X477, X586 and X556. Intended to serve as the waste ink reservoir for the duplex unit and offered as a direct-fit replacement for the listed models.