UPGRADE YOUR PRESSURE WASHER: The adapter kit allows you to easily convert the M22 threaded fitting to a 3/8inch quick coupling, making your pressure washer more versatile and efficient. This kit includes M22-14 + 3/8inch plug, 3/8inch quick disconnect + M22 male connector for a secure, leak-free connection. Note that the inside diameter is 14mm, not 15mm. High quality stainless steel material, more to damage than brass material. It's strong enough for most uses and 't corrode. UNIVERSAL COMPATIBILITY: The adapter kit is compatible with a wide variety of , hoses and pumps for easy connection and disconnection. It can withstand working pressures up to 5,000 PSI., Weight: 0.91712300992 pounds, Manufacturer: MOLERRI