This package includes 5 OPC drum units compatible with Pro M402, M426, M501, M506, M527, M403, M427, M526, M402dw, and M426dw printers.These units replace part numbers CF226A, CF287A, 26A, and 87A.Product Name: OPC Drum Compatible Models: Pro M402, M426, M501, M506, M527, M403, M427, M526, M402dw, M426dw Condition: compatible component Packaging: Neutral packaging Available configurations may include components made from or recycled materials that are functionally equivalent to parts.