Amazon.com: Cool Toner Compatible Toner Cartridge Replacement for HP 42A Q5942A 42X Q5942X Q1338A for HP 4250 4200 4350 4300 4250N 4240 4350N 4250TN 4250DTN 4350DTN 4350TN Printer Ink (Black, 1-Pack) : Office Products
Amazon.com: LD Products Compatible Toner Cartridge Replacement for HP 38A Q1338A (Black) for use in Laserjet: 4200, 4200dtn, 4200dtns, 4200dtnsl, 4200n & 4200tn : Office Products
Amazon.com: Altru Print 4200-RK-AP Roller Kit for HP Laserjet 4200/4240 / 4250/4300 / 4345/4350 Includes Transfer Roller and Rollers for Tray 1/2 / 3/4 : Office Products