Printronix 255048402 255048402 Ribbon, Black, Extended Life, 4/Pk PRT255048402 PRT 255048402, For use with Printronix P7000 series cartridge printers, except 500 LPM models. Clean and easy ribbon changing. Ribbon is regularly flipped and rotated during operation for uniform wear, consistent print quality and longer life. Extended Life cartridge has 30,000 page yield versus standard cartridge yield of 17,000 pages. Device Types: Printer; Color(s): Black; OEM/Compatible: OEM; Ribbon Type: N/A., UPC 00000000000