uPunch Compatible HNR10 Replacement Ribbon (Compatible with HN1000, HN2000, HN3000, HN3500, HN4000, HN4500 time clock) (2 pack) Replacement ink cartridge ribbon for uPunch time clock models (2 pack) 2 color black/red Compatible with HN1000, HN2000, HN3000, HN3500, HN4000, HN4500, HN5000 time clocks and bundles 2 ribbons included, Individually sealed Replacement for uPunch part number HNR10, compatible with Green, Grey, and Original uPunch models