1、Applicable Model: High pressure cleaning machine gun adapter is only suitable for Karer K2 K3 K4 K5 K6 K7, and is only suitable for female quick connector and nozzle 1/4in connector 2、Wide Compatibility: Compatible with various high pressure wash guns to create a powerful and versatile machine. Works at pressure up to 2000 PSI and temperature up to 140℉, with 1/4 pressure temperature ports for use with any standard pressure washers. 3、ABS Brass Material: Made of ABS and brass, ensuring durability and long lasting performance. The adapter is designed to connect seamlessly and securely, providing a reliable connection for high pressure cleaning. 4、Easy to Use: Simply insert the adapter into the gun and rotate clockwise for a secure fit. Conveniently clean any surface with this adapter, easy to switch between different nozzles for effective cleaning. 5、Efficient Cleaning: Transform sprayer's standard fittings to 1/4 inch to effortlessly clean any surface. This adapter is a must have tool for maintaining a clean and well functioning electric pressure washer.