Includes 1 pack v4ink Compatible Drum Replacement for Brother DR360 DR-360 DR 360 Drum Unit Print more and cost less:12,000 per Drum based on 5% Coverage (letter/A4). Suitable for Brother HL-2140 HL-2170W Brother DCP-7030 DCP-7040 Brother MFC-7340 MFC-7345N MFC-7440N MFC-7840W Priner Toner Reliable printing results: Sharp text, bold blacks and crisp graphics Perfect partner with your printer. Easy to be installed and recognized