Maxell offers a complete line of cleaning supplies: tape drive cleaning cartridges, data cartridge cleaning cartridges, 4mm cleaning cartridges, 8mm cleaning cartridges, Travan cleaning ctgs, CD disk cleaning supplies, screen wipes, mouse cleaners, computer vacuums, canned air, and more.This cleaning kit, good for approximately 20 cleanings is designed for DLT-2000, DLT-2000XT, DLT-4000, DLT-70000.