2X Eurotone PRIME Toner/Chip For HP LaserJet 4000-N 4050-SE 4050-TN 4050-N
HP Laserjet Series 4000/4000 N / 4000 S / 4000 TN / 4050/4050 N / 4050 SE / 4050 T / 4050 TN. TroySeries : 617/4050 Secure EX Micr / 617 T / 4050 T Secure EX MICR / 4050/4050 EX Micr / 4050 T Ex Micr.