K-T Industrie's 3/8" Male NPT 4200 PSI Pressure Washer Quick Coupler Plug provides a durable, reliable solution for high-pressure connections, featuring plated steel construction for long-lasting performance. Designed to be used in combination with quick couplers, it enables fast and effortless exchange of spray nozzles and spray guns in applications where connections are frequently assembled and disassembled. Compatible with all of the most common pressure washer equipment in the industry and rated for up to 4, 200 PSI, this quick connect plug delivers professional-grade reliability for demanding cleaning tasks. | K-T Industries 3/8" Male NPT 4200 PSI Pressure Washer Quick Coupler Plug