This SuppliesMAX Time Clock Printer Ribbon is Designed to be a Compatible Replacement for Rapidprint RAT021000BK and is Guaranteed to Match and Outlast the OEM Version ; Designed for simple replacement and easy operation, this guarantees your machine to print the same high standards. Enjoy consistently smooth, professional output. Model: SuppliesMAX Rapidprint RAT021000BK Time Clock Printer Ribbon Color: Black Yield: N/A Machine Compatibility: See overview tab Manufacturer Warranty: 30 DAYS Our compatible toner, inkjet cartridges, ribbons, copier and other supplies are constructed to original OEM specifications. Guaranteed Superior Quality to Meet or Exceed High Priced OEM Products. Product packing may vary but it will not affect quality and warranty.