CANON ORIGINAL LASER TONER CARTRIDGE FX-4 (FX 4) NEW SEALED IN BOX OEM works with the following Canon laser machines: LASER CLASS 8500 SERIES LASER CLASS 9500 SERIES LASER CLASS 9000 SERIES FAX-L800 FAX-L900 CANOFAX L450 If you have any questions, please contact me. Please see my other items for sale.