The BE 85.400.210 Male Quick-Connect Fitting Kit is the professional solution for converting threaded pressure washer components into a high-efficiency system. This 4-piece set includes a mix of 1/4" and 3/8" steel plugs and brass couplers, allowing you to quickly snap together hoses, guns, and nozzles. Precision-machined for a leak-free seal and rated for up to 5,000 PSI, this durable kit is compatible with most major brands, saving you time and effort on every job site.