This great value compatible multi-pack contains a full set of GT51 and GT52 ink refill bottles. This gives you everything you need to get any compatible DeskJet GT series printer up and running.Our alternative to the genuine HP GT51 and GT52 ink refill range, this compatible multipack contains an impressive amount of black, cyan, magenta and yellow of ink. Each of these compatible GT51 and GT52 bottles offers the same estimated page yield, meaning you can substantially lower the running costs of your printer with this purchase.Using refill bottles like this, or the genuine GT51 and GT52, results in less waste and is far better for the environment. When the black, cyan, magenta and yellow ink from this compatible alternative to a HP GT51 and GT52 set is used, simply pop the empty bottles in your household recycling and print to your hearts content.