MSE Remanufactured Extended Yield Toner Cartridge for LJ 4200 4250 4300 4345 4350 (Alternative for HP Q5942X 42X Q1338A 38A Q1339A 39A Q5945A 45A) (23-28000 Yield) (Yield Varies By Device). Choose quality. MSE offers intelligently re-engineered replacement printing supplies that are top-rated in performance and dealer confidence. An industry leader in technology and innovation MSE affords you a true alternative to the OEM by offering a product with comparable quality and reliability. MSE products are made in the USA and supported by comprehensive dealer marketing programs. 100% customer satisfaction guaranteed with a standard 2-year manufacturer's warranty. ISO certified..