This fuser sub heat roller upper bushing bearing is designed for use with C364e, C454e, C284e, C224, C284, C364, and C454 models.It serves as a compatible replacement part to restore machine function.The item is supplied in neutral packaging with one unit per box.Installation should be performed according to standard equipment maintenance procedures.This component fits the specified models and matches the dimensions of the part it replaces. This replacement is made by an independent supplier.All brand references are used solely to indicate compatibility.