[COMPATIBLE WITH MULTIPLE MODELS] This Duplex Module Assembly is compatible with Pro X451dn, X451dw, X476dw, X476dn, and many more, seamless integration with your printer for efficient operation. [EFFICIENT INK COLLECTION] Designed to optimize ink collection during the cleaning process, this module enhances printer maintenance and ensures smooth performance over time. [EXTENDED PRINTER LIFE] Incorporating this Duplex Module into your maintenance routine helps prolong the lifespan of your printer while minimizing downtime and maintenance needs. [RELIABLE REPLACEMENT PART] Extensively tested to meet stringent standards, this replacement part guarantees optimal functionality and reliability in your printing tasks. [SIZING AND MATERIAL SPECIFICATIONS] Made from ABS material, this assembly is designed to fit precisely as shown in the pictures for a perfect match.