New Compatible INK CARTRIDGES Lexmark 20 70 (15M0120 and 12A1970) Black Color for Lexmark printer Z42, Z43, Z45, Z51, Z52, Z53, Z54, Z82, X73, X83, X85, X63, X125, X4250, X4270. For Samsung Msys 4700, 4800, MJ 4500C. Legend Z51