Compatible 42127457 Black Twin High Capacity Toner Cartridges for Oki C5510
Fits the Oki C5510 MFP. Fits the Oki C5450. Fits the Oki C5250. Fits the Oki C5540 MFP. Fits the Oki C5450n. Fits the Oki C5450dn. Fits the Oki C5250n. High quality printing output with colours closely matched to that of originals.