Using the brass 3/8 quick coupler set with a 14mm inner core is straightforward. Simply attach one end of the quick connector to your pressure washer hose and the other end to your desired accessory, such as a nozzle or extension hose. The quick-release mechanism allows for easy swapping of attachments, making your cleaning tasks more efficient and less time-consuming. These fittings are compatible with most pressure washers and accessories on the market. Features -Color:Golden -Material:Copper,ABS -Size:5.80X3.50X3.50cm/2.28X1.38X1.38in -Size:4.00X2.70X2.70cm/1.57X1.06X1.06in - brass construction: crafted from brass, this fitting is designed to withstand harsh conditions -Efficient 3/8 quick connect: the 3/8 quick connect feature allows for seamless and rapid attachment and detachment of pressure washer components, boosting productivity -Broad compatibility: this fitting is compatible with a wide range of 3/8 interface pressure washers, making it suitable for various cleaning applications in homes, businesses, and industries -Secure and fast coupling: the high replacement rate coupler ensures a secure and quick connection, eliminating the need for unscrewing, thus saving time and effort -Easy to transport: the small and lightweight design of this set makes it easy to transport and store, providing convenience for use in multiple locations Package list: 2 Washer Adapter