... provides parts of toner cartridges (such as magnetism rollers, PCR, doctor blades, OPC drums, toners and plastic models) and printer parts (such as ... power board, carriage, RDA, ribbon mask, tractor, gears...2. Laser printer parts:fuser film, heating elements, upper roller & pressure roller, transfer ... any inquiry, pls feel free to contact us.Best RegardsJustin toner chip for xerox phaser 7500 printer