​1 Box of Six ERC-32 Cash Register Ribbons.
The ERC-32 ribbon is used in multiple cash register printer make & models including:

* Casio CE 4000 Series
* Casio TK Series
* CRS 2170
* Epson 820, 825
* Epson Slip Printers (various models) 
* NCR 2170 K-079, K-083, K-088, K-097, K-098, K-183, K-188
* Olympia CM-2020, CM-2220
* Panasonic 5000, JS-500 WS, JS-5000, JS-510
* Posiflex PP-2000
* Sharp ER-3120, ER-3550, ER-A510, ER-A510 S, ER-A550, ER-A550 S, ER-A570, ER-A610, ER-A650
* TEC MA 1350, 1530, 1535
* Towa ET 6600, ET 7626, ET 7626 F
* Uniwell NX 5400, UX-60, UX-60F