Rotary Brush Application Cleaning Scrubbing Fits Machine Size 28 in Shape Round Material Polypropylene Bristle Material Polypropylene Bristle Color Black Brush Diameter 14 in Trim Length 1 7/8 in Block Size 14 in Compatible with Manufacturer Part Number T600 T600e T600EE Bristle Diameter 0.04 in Features Easy Installation Optimal Operation with Tennant Machines Includes (2) Brushes