Genuine Toner / Developer Cartridge [3k], TN6300, For Brother HL- 1230, 1240, 1250, 1270, 1430, 1440, 1450, 1470n, FAX- 4750, 5750, MFC- 8300, 8360, 8600, 9600, 9660, 9750, 9850, 9870, 9880