Amazon.com: (1-Pack, Super High Yield) TG Imaging Compatible Toner Cartridge Replacement for HP 27X C4127X use in HP Laser Jet 4000 4000N 4000T 4050 4050N LBP-1760 Printer (10,000 Pages) : Office Products
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Amazon.com: 1-Pack ColorPrint Compatible Toner Cartridge 4050n Replacement for HP C4127X 27X 4127 X 27A C4127A Used for Laserjet 4000 4000n 4000se 4000t 4000tn 4050 USB-MAC 4050 se 4050t 4050tn Printer (Black) :
Extended Yield Toner Cartridge for HP C4127X – Green Imaging Solutions
Clover Imaging Group 200159P 200159 Toner Cartridge C4127X 27X HP LaserJet 4000 4050 Series 15 Extended Yield - Sun Data Supply
Xerox Black compatible toner cartridge alternative for HP 27X for HP LaserJet 4000 4000n 4000se 4000t 4000tn 4050 4050n 4050se 4050t 4050tn - Office Depot
Black High Yield Toner Cartridge Compatible with HP LaserJet 4050n (V2540)