High Quality Material: The gun body is made of engineering plastic, internal structure is made of stainless steel. The washer spray gun is 1/4 inch plug quick disconnect connector and M22 thread inlet connector(inner diameter 14mm) Multiple Choices: Different angle spray nozzles meet your need in different situations, such as watering flowers and plants, washing the fence, washing the roof, and allows you to clean hard-to-reach areas quickly and easily Easy to Use: Pressure washer trigger gun, black M22-QC adapter connector, easily disassembled, used and mounted on Karcher Quick Connect gun. This pressure washer gun with ergonomic design, more convenient and comfortable to use Wide Range of Applications: Comfortable handle and safety release lock are designed for easy operation. Such as watering flowers or plants, washing the car, fence, cleaning surfaces, water broom, swivel coupler or roof