HP 51A (Q7551A) Black Original Toner Cartridge for HP LaserJet P3005 M3035 M3027 HP 51A (Q7551A) toner cartridges work with: HP LaserJet P3005, M3035, M3027. Original HP toner cartridges produce an average of 71% more usable pages than non-HP cartridges. Cartridge yield (approx.): 6,500 pages 51A toner is designed to work with your HP printer for high quality, reliable results every print. What's in the box: New Original HP 51A (Q7551A) toner cartridge Color: Black