Original Sharp MX23GTBA Black Toner Cartridge. This is an original Sharp toner cartridge. Compatible Printers: Sharp MX-2616 N, Sharp MX-2310 F, Sharp MX-2310 N, Sharp MX-2614 N, Sharp MX-3111 U. Sharp MX-23GTBA Toner black 18K pages ISO/IEC 19752 for Sharp MX 2310.