A AZTECH Compatible Toner Cartridge for HP Q5942A 42A Work with HP Laserjet 4200n 4200dtn 4300n 4300tn 4240 4250 4250n 4350n 4350dtn Printer Ink (Black, 1-Pack) - Walmart.com
Q1338D HP LASERJET 4200 TONER CARTRIDGE BLACK GENUINE ORIGINAL
Amazon.com: HP 38A Black Toner Cartridge | Works with HP LaserJet 4200 Series | Q1338A : Office Products
for HP 5942A/5945A/1338A/1339A Compatible Toner Cartridge for Printer Laserjet 4200/4300/4250/4350 - China Printer, Toner Cartridge | Made-in-China.com
Jumbo Toner Cartridge (Black) for HP LaserJet 4200