Hypro only develops strong and reliable pumps for all your spraying needs. The 2434B-P Plunger Pump has completely ceramic plungers and a longer lasting drive system which includes heavy-duty ball bearings. The stainless steel internal construction reinforces the 7.9 GMP and 2,500 PSI capacity. When you need heavy-duty pumping, choose a Hypro plunger pump to fulfill your spraying needs.