TROY MICR Toner Secure M501/M506/M527 - High Yield - black - MICR toner cartridge (alternative for: HP CF287X)
Amazon.com: MicroMICR MICR Toner Cartridge - Alternative for HP 147A - Black - Laser - Standard Yield - 10500 Pages - 1 Each (MICR-THN-147A) : Office Products