NU-KOTE INTERNATIONAL / Bi-chrome compatible ribbon for all spool ribbon model typewriters / NUKBW277 / Sold as 1 Each / Mfr Part # BW277 \*/ Bi-chrome compatible ribbon for all spool ribbon model typ Nu-Kote Bi-Chrome Ribbon for All Spool Ribbon Model Typewriters Sold as 1 Each Color(s): BlackRibbon Features: With Cover-UpOEM/Compatible: CompatibleOffice Machine: TypewriterPrinting Type: SinglestrikeMaterial(s): NylonQuantity : 1 per pack Compatible with the following CalculatorUNDERWOOD: 400Compatible with the following Impact PrinterADLER: 121 DCompatible with the following Ink Jet PrinterHP: PORTABLECompatible with the following MED/LABCLINITEK: 10Compatible with the following Retail Equip. POS/Cash Reg.CASIO: 21Compatible with the following Thermal Transfer Fax MachineHITACHI: 15HITACHI: 45