MPI C3906A (HP 06A) Compatible Laser Toner Cartridge (Remanufactured) for HP AX, 5L, 5L-fs, 5L-Xtra, 6L, 6LSE, 6LXI, 3100, 3100se printers Compatible Cartridge Replacement Non-OEM 2 Year Warranty Satisfaction Guaranteed or Your Money Back