Konica Minolta Part # TN-613K OEM Black Toner Cartridge - 45.000 Pages (A0TM130) by Bizhub Genuine Konica Minolta OEM TN613k Black Toner. Fits these models: Konica Minolta bizhub C552,Konica Minolta bizhub C552DS,Konica Minolta bizhub C652 and Konica Minolta bizhub C652DS. Estimated Yield 45,000 pages @ 5%