Buy your Compatible 4 Colour OKI 440640 Image Drum Multipack - (44064012/11/10/09) for far less than the original drum price of £333 . The Compatible 4 Colour OKI 440640 Image Drum Multipack will work in the following printers OKI C801dn , OKI C801n , OKI C810 , OKI C810cdtn , OKI C810dn , OKI C810n , OKI C821dn , OKI C821n , OKI C830 , OKI C830cdtn , OKI C830dn , OKI MC851 , OKI MC851+ , OKI MC851cdtn , OKI MC851cdxn , OKI MC851dn , OKI MC860 , OKI MC860cdtn , OKI MC860cdxn , OKI MC860dn , OKI MC861 , OKI MC861+ , OKI MC861cdtn , OKI MC861cdtn+ , OKI MC861cdxn , OKI MC861dn it will give you a page yield of approx 20,000 pages per drum @ 5% average page coverage. The Compatible 4 Colour OKI 440640 Image Drum Multipack offers you a low cost alternative compared with original drumsCompatible 4 Colour OKI 440640 Image Drum Multipack - (44064012/11/10/09)