"Package of Two" AT&T 6100, 6110, 6200, 6210, 6300, 6310, 6610 and AT-30 Typewriter Ribbon, Correctable, Compatible Black Correctable Film Compatible Replacement For: Nukote B281 and GRC T301 Replacement For: AT&T 405779307 Swartz Ink Products Ribbon-Package of Two Ribbons