Oki B431/M491 44917602 Toner
OKI Original Consumables are specifically designed and crafted to fit your device perfectly. This precision matching is why only OKI Original Consumables offer guaranteed reliability and print quality.
– Keypoint Intelligence Buyers Lab, an industry-leading independent research analyst and testing firm, compared the performance, image quality, reliability and yields of genuine OKI Original Consumables versus
three third-party compatible cartridges.