WPP MICR C4127A, Compatible with HP Laserjet 4000, Laserjet 4000n, Laserjet 4000tn, Laserjet 4000se, Laserjet 4050, Laserjet 4050n, Laserjet 4050tn, Laserjet 4050se laser Printers. Standard Yield Magnetic Ink Character Recognition for check printing toner ,OEM Part C4127A, 02-18791-001, Remanufactured by West Point Products LLC in America. Fits TROY printers. If you have a TROY branded printer PLEASE advise.
High Capacity C4127X Cartridge is available at a lower cost per page.