Geniune Oki 43865724 Toner Cartridge - Black model_27xl It's the same size as

It's the same size as the normal cyan for your printer

ML 3750nd)

this TN-241Y yellow toner is perfect for your requirements

Oki C712dn

Geniune Oki 43865724 Toner Cartridge - Black model_27xl It's the same size asThis is a genuine Oki 43865724 Black Toner Cartridge. This toner is designed specifically for use with Oki C5850, C5950 and MC560 colour printers and produces great results every time. Working with the printer this Oki 43865724 black toner cartridge configures itself to perform at it's best, so you can produce up to 8,000 A4 Pages at 5% page coverage. Part Number: 43865724 Compatible with: Oki C5850 (includes: C5850dn) Oki C5850n Oki C5950 Oki MC560