Titan/SprayTech 0551536 Piston Assembly
Includes: piston rod, outlet valve cage, outlet valve ball, outlet valve seat and outlet valve retainer
Fits: EPX2155 Piston Pump, EPX2255 Piston Pump, EPX2155 Advantage Series Piston Pump, EPX2255 Advantage Series Piston Pump, GPX 80 Gas Piston Pump, RentSpray 400 Airless Sprayer