Quick connect pressure washer adapter set: 3/8 inch female pipe thread x 3/8 inch quick connect plug; 3/8 inch female pipe thread x 3/8 inch quick connect socket. Quick connect plugs: 3/8 inch male pipe thread x 3/8 inch quick connect plug. Strong pressure resistance: withstands maximum pressure up to 5000-6000 PSI. Fine workmanship: these quick pressure washers and pressure washer nipples are made with accurate process, chemical resistant for application. These adapter sets and nipples make a quick connection for hose reels, water pumps, ball valves, telescoping wands and so on. Color: Silver. Material: Stainless steel. Feature NPT-compliant; please check before connecting, you can connect to most NPT-compliant connectors. Rust free. Fits any 3/8 inch female quick connect fittings or 3/8 inch female pipe thread. Package includes: 1 x NPT 3/8 inch quick connector pressure washer adapter set, 1 x NPT 3/8 inch stainless steel quick coupler plug. Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.