Description: High-efficiency : This undercarriage cleaner for pressure washer with and 4 fan-shaped stainless steel nozzles with large watering area, cleans up to 5x faster than a standard spray nozzle. Convenience: The 2in1 car water bottom cleaner/surface cleaner make cleaning easier and more convenience. Save many costs!! It will be more convenient if you connect pivoting coupler between undercarraige cleaner and wand. Easy-to-install: Pressure washer undercarriage cleaner is 1/4" male plug for quick connect and release. Washer cleaner works when connects to pressure washer extension wand. Flexible: Two upgraded rubber wheels replace the traditional universal rollers. The upgrade wheels are very flexible to use. The height of the pressure washer water broom has been raised, which makes the undercarriage cleaner easy to clean and no longer touch the ground. Widely Application: This vehicle undercarriage washer is ideal for removing loose debris (sand, leaves, light soil) from large surfaces such as sidewalks, driveways, decks, patios and undercarriage.Also can be used to clean road dirt, oil and fuel contamination under trucks, SUVs, cars, commercial vehicles and trailers. Specification: Type: Dual-purpose cleaner Max Working Pressure: 4000 PSI Connection: 1/4'' Quick Plug Material: Durable Aluminum Alloy Size Chart: 51x6x6cm/20x2.36x2.36inch Package Includes: 1*Pressure Undercarriage Cleaner 1*50cm Extension Wand Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!