Lexmark / IBM Toner compatible cartridge for Lexmark E310 / Lexmark E312 (1 toner cartridge)Compatible Cartridge Buy your cartridge from us and: Save up to 80% over MSRP Meet or exceed 100% OEM cartridge specifications 100% Satisfaction Guarantee Compatible Printer / Cartridge List : Optra E310/E312 cartridge w/ New Drum and more This toner cartridge is a perfect replacement for the original Lexmark laser toner cartridge and guaranteed to work as well or better than the original. Remanufactured with new parts and new 100% compatible toner you can save a bundle over buying OEM Lexmark toner cartridges. 100% Compatible to Lexmark Optra E310 / E312 cartridge this comes with a new long life drum FOR EXTRA LONG page yield. Compare to Lexmark Original E310 cartridges and save big