(3 pack) Ribbon Cartridge for Acroprint ES700 and Acroprint ES900 Time Recorders, Black ink, Acroprint 39-0121-000 compatible Fits all Acroprint ES700, Acroprint ES900 time clock models Acroprint 39-0121-000 compatible, Black ink Individually sealed, long shelf life Long life, premium quality 3 ribbon cartridges included