Check the listing for details. Dataproducts Compatible Universal Calculator Spool Ink Ribbon Red/Black R3027. Color: Black, Condition: New, Made in China. Listed at 7.99 USD. Dataproducts Compatible Universal Calculator Spool Ink Ribbon Red/Black R3027 The Dataproducts Compatible Universal Calculator Spool Ink Ribbon R3027 in red and black is a versatile and high-quality product designed for use with a variety of calculator models from brands such as Canon, Citizen, Epson, Casio, and Sharp. Its dot matrix print technology ensures precise and clear printing, making it an essential component for any office or home environment. With its compatibility spanning multiple brands and models, this ink ribbon offers convenience and reliability for all your computing needs. Made in China, this Dataproducts product is a dependable choice for anyone seeking quality printing supplies.