Dataproducts R3027 Compatible Ribbon - Compatible Universal Calculator Spool C Wind Black/Red Nylon Ribbon (OEM# 19-2076-891) 1 year warranty against defects Ships same day if ordered before 4 pm central time Dataproducts R3027 Compatible Ribbon - Compatible Universal Calculator Spool C Wind Black/Red Nylon Ribbon (OEM# 19-2076-891)