Printronix, t5304r and sl5304r, 300 dpi printhead, plastic head covers Product Type: Printhead Product Type: Printhead Compatibility: Printronix T5304R Printer Manufacturer Part Number: 251012-001 Print Technology: Thermal Transfer Manufacturer: Printronix, Inc Product Name: 300 dpi Thermal Printhead Print Technology: Thermal Transfer Brand Name: Printronix Brand Name: Printronix