Amazon.com: Compatible Universal Calculator Spool EPC B / R Black and Red Ribbons, Works for Sharp CS-2850, Sharp CS-2870, Sharp CS-4000, Sharp CS- 4151 : Electronics
Amazon.com: Compatible Universal Calculator Spool EPC B / R Black and Red Ribbons, Works for Sharp CS-2850, Sharp CS-2870, Sharp CS-4000, Sharp CS- 4151 : Electronics