RGH Products Compatible Replacement for HP 38A / Q1338A Black Laser Toner Cartridge for LaserJet 4200, 4200dtn, 4200dtns, 4200dtnsl, 4200n, 4200tn RGH Products Compatible Replacement for HP 38A / Q1338A Black Laser Toner Cartridge for LaserJet 4200, 4200dtn, 4200dtns, 4200dtnsl, 4200n, 4200tn