High Quality Piston KET Set for 139F Engine Pump for Power Sprayer

A piston is a fundamental mechanical component that plays a crucial role in various machines, particularly engines and pumps . A piston is a moving component, typically cylindrical, that fits tightly within a cylinder. It moves back and forth (reciprocates) inside the cylinder, either to compress a fluid (like air or gas) or to be moved by the pressure of a fluid.