Filled with enough genuine Brother black ink to print an estimated 3,000 prints, the standard capacity LC3237BK is the choice for home/offices that make occasional use of their inkjet printer. You will find the LC-3237BK to be compatible with the Brother HL-J6000DW, HL-J6100DW and any other printer mentioned in this listing.Although the LC3237BK contains less ink than the high capacity LC3239XL black also available, it still offers the very best quality of print available. Brothers original black ink in the LC-3237BK offers clear definition and a vibrant palette of colours that is quite simply unmatched by any other compatible product on the market.