General description Easily connects to many pressure washers and features a 65-degree fan-shaped large area cleaning nozzle for improved efficiency. This dual-function underbody brush is designed to clean road grime, oil, and fuel contaminants from cars, trucks, SUVs, commercial-size vehicles, and trailers, allowing for easy cleaning without the need to crawl under the vehicle. Technical specifications Color: Black Material: Metal Connection: 1/4 inch male plug for quick disconnect Installation Connect the undercarriage washer to the pressure washer wand. For easier handling, connect it to a pivoting coupler, then attach the pivoting coupler to the wand. Other information Package Contents: 1 set of dual-function underbody brushes Measurement allowed error: +/- 1-3cm