Photo 1 of 10 Pack MYCARTRIDGE IR40T IR-40T Ink Ribbon Compatible with Calculator Ink Roller IR-40T CP-13 NR-42 Replacement for Canon P170-dh MP11dx P23-dhv Sharp el-1801v el-1750v Casio hr-170rc(Red/Black)

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Photo 1 of 10 Pack MYCARTRIDGE IR40T IR-40T Ink Ribbon Compatible with Calculator Ink Roller IR-40T CP-13 NR-42 Replacement for Canon P170-dh MP11dx P23-dhv Sharp el-1801v el-1750v Casio hr-170rc(Red/Black)Photo 2 of 10 Pack MYCARTRIDGE IR40T IR-40T Ink Ribbon Compatible with Calculator Ink Roller IR-40T CP-13 NR-42 Replacement for Canon P170-dh MP11dx P23-dhv Sharp el-1801v el-1750v Casio hr-170rc(Red/Black)