HP DT Cartridge Rail Assembly RM2-2479-000CN is a printer part identified for guiding the DT cartridge in supported Color LaserJet printers. It is listed as a cartridge rail assembly within the printer’s internal assemblies, making it a replacement component for that part of the printer mechanism.
The catalog lists it for the HP Color LaserJet Enterprise M751 and M856, the Enterprise MFP M776, and the Managed E75245 and E85055. The part number RM2-2479-000CN identifies this specific rail assembly, helping distinguish it from other cartridge rails listed for the same printer family.