HP LaserJet 96A Toner Print Cartridge, Black  (C4096A)
This high-quality replacement cartridge is compatible with the following models:  Hewlett Packard LaserJet 2000,  Hewlett Packard LaserJet 2100,  Hewlett Packard LaserJet 2100M,  Hewlett Packard LaserJet 2100se,  Hewlett Packard LaserJet 2100TN,  Hewlett Packard LaserJet 2100xi.