This HP 131A Toner provides crisp prints on every page, this original HP cartridge gives all of your documents an amazing professional finish, perfect for both standard documents and presentational work.This HP 131A Toner provides crisp prints on every page, this original HP cartridge gives all of your documents an amazing professional finish, perfect for both standard documents and presentational work. Key benefits;. Genuine Hewlett Packard 131A Toner Cartridge . Magenta . For use with: HP LaserJet Pro M251/M276Dimensions (mm) H 365 x W 100 x D 110