●★This is a set of standard quick connect fittings for pressure washer wand, gun or hose. ●★Application: Universal quick connectors for pressure washer wand, gun or hose; Quick connect to M MINGLE 7.5-Feet Pressure Washer Extension Wand. ●★1 pc quick coupler socket: 1/4’’ female NPT thread + 1/4’’ quick disconnect socket. Made of brass. 1 pc quick coupler plug: 1/4’’ plug + 1/4’’ male NPT thread. Made of stainless steel. ●★High replacement couplers provide secure and quick fittings, easy to connect and disconnect. Max. Pressure is up to 5000 PSI. ●★AMZ Tool is professional on Pressure Washer Accessory and always stand behind our products, please free to contact us if any questions.