Amazon.com : CO-Z 20 Inch Pressure Surface Cleaner with Wheels, Dual Handle Stainless Steel Housing Circular Power Washer Attachment, 4000psi Driveway Concrete Cleaning Scrubber Accessory for Gas & Electric Washer : Patio,
Karcher 15 in. Universal Surface Cleaner Attachment for Gas Power Pressure Washers Rated 2600-3200 PSI - 1/4 in. Quick-Connect 8.641-035.0 - The Home Depot