Product Description: 【Compatible】 Pressure Washer Soap Syringe Kit is compatible with pumps 190593GS, 190635GS and 203640GS. (1/8'' -27 BSP male thread) 【Fit on】190593GS Chemical Injector Kit is the replacement soap injector kit for various models pumps, fits many other brands with FAIP Pumps and Himore Pumps, such as for Excell DeVilbiss, Troy Bilt, Husky, Campbell Hausfeld, Generac, Coleman Powermate, Ridgid, Task Force, Faip, Homelite, Brute, Duracraft, Simoniz, Simpson, John Deere, etc. .