High-Quality Material: The gun body is made of engineering plastic, and the internal structure is made of stainless steel. The washer spray gun features a 1/4-inch plug quick-connect fitting and an M22 threaded inlet (14 mm inner diameter). Multiple Choices: The spray nozzles at different angles meet your needs in various situations, such as watering flowers and plants, washing fences, and cleaning roofs, allowing you to quickly and easily clean hard-to-reach areas. Easy to Use: This trigger gun for pressure washers has a black fitting for the M22-QC adapter, making it easy to disassemble, use, and mount on the Karcher Quick Connect gun. This pressure washer gun features an ergonomic design for greater convenience and comfort. Wide Range of Applications: The comfortable handle and safety release lock are designed for ease of use. Like watering flowers or plants, washing the car, the fence, cleaning surfaces, using a water mop, a swivel coupler, or the roof.