HP AIT Cleaning Cartridge Hewlett Packard (50/Ctn) $23.99 HP AIT-1 (70 GB) Data Cartridge Hewlett Packard (50/Ctn) $63.99 HP AIT-2 (100 GB) Data Cartridge Hewlett Packard (50/Ctn) $64.99 HP AIT-3 (200 GB) Data Cartridge Hewlett Packard (50/Ctn) $69.99