The Spraytech 0295306A Paint Sprayer Piston Rod supports the reciprocating movement of the sprayer’s piston mechanism, helping maintain consistent operation during paint application. As a replacement component, it works within the pump assembly to support the movement needed for proper paint delivery. Replacing a worn or damaged piston rod can help restore pump functionality and reduc... https://www.wholetoolbox.com/spraytech-0295306a-paint-sprayer-piston-rod/0295306A.html