Genuine Hewlett Packard maintenance kit for Laserjet 4250, 4250n, 4250tn, 4250dtn, 4250dtnsl, 4350n, 4350tn, 4350dtn, 4350dtnsl. A little maintenance goes a long way towards extending the life of your printer. You'll achieve peak performance by using this manufacturer- recommended kit. Enjoy uncompromising image quality.
Manufacturer's one-year warranty.