| Marketing Information | Description Use only genuine Pyramid replacement ribbons for optimum time clock performance. Black replacement ribbon for Pyramid 3000HD, 3500, 3700, 4000, 4000HD Time Clocks. Airtight sealed construction prevents ink from drying out or leaking. Replace ribbon cartridge every 6 months or sooner if needed. - Jet black ink
- Airtight sealed construction
- Replace every 6 months or sooner if needed
- Quick and easy replacement
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