Floor Machine Brush, Application Cleaning, Scrubbing, Fits Machine Size 20 in, Shape Cylindrical, Material Nylon, Bristle Material Nylon, Bristle Color White, Brush Diameter 20 7/8 in, Block Size 20 in, Compatible with Manufacturer Part Number T300, T300e, Bristle Diameter 0.02 in, Compatible with Grainger Part Number Not Applicable, Features Optimal Operation with Tennant Machines