HenceBuy 120A Imaging Drum Unit for W1120A Drum Kit Compatible with HP Color Laser MFP 179fnw 179fwg 178nw 178nwg HP Color Laser 150nw 150a 150w Printer, BlackCompatible Printer Models: Compatible with HP Color Laser 150nw 150a 150w 150, HP Color Laser MFP 179fnw 179fwg 178nw 178nwg 178 179 Printers. Package Content: 1 pack 120A W1120A Drum units. This is the drum unit only, the toner cartridge is sold separately. High Page Yield: Up to 16,000 pages per drum cartridge (At 5% coverage on Letter A4). High Quality Printouts: we use a durable OPC drum, quality toner powder, stable magnetic roller, high end