Construction Replace your pressure washer pump head with this /SRMW Complete Pump Head Kit (AR42940) from . It is designed to work with their /SRMW Series Axial Cam pumps. This assembly kit includes the pump head, water seals, check valves, unloader valve, chemical injector, E-Z valve, thermal relief valve, and an inlet/outlet tube. This pump head assembly comes complete and ready to bolt on any of these pumps: RMW2G20, RMW2.2G24, RMW2G23B, RMW2G24, RMW2G25, RMW2.2G20D, SRMW2.2G26. Not Fit:RMW2.5G28 or SRMW2.4G28 /SRMW Series Replacement pump head Colour:Silver Material:Metal+ABS Package Contents: 1 * Pressure Washer Pump Head Assy Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.