[ Home > Brother® Ink > Brother® Compatible LC21BK (LC-21B/LC-21/LC21/LC-21BK) Black Ink ] Brother® LC21 Black Compatible Ink Tanks Brother® LC21Bk (LC-21 Black) Compatible ink tanks are made in an ISO certified facility to the highest quality standards. (Not Brother brand.) These LC21B Black cartridges are fully guaranteed equal or superior to the Brother cartridge in quality and print life. For use in: IntelliFax 1800C, MFC590, MFC890, MFC3100C, MFC3200C, MFC5100C, MFC5200C Brother® Compatible LC21BK (LC-21B/LC-21/LC21/LC-21BK) Black Ink LC-21BkList Price: $8.95Your Price: $6.00 Flat Rate Ground Shipping Can't find what you're looking for? Fill in the blank below and click "Search".   Feedback from our customers! These are NOT isolated comments. Click this link to see ALL Comments!