Floor Machine Brush, Machine Size 32 in, Pad/Brush Size 32 in, Bristle Material Polypropylene, Pad/Brush Shape Cylindrical, Floor Application Cleaning, Scrubbing, Block Size 3 3/16 in, Bristle Dia. 0.035 in, Bristle Color Black, For Use With Mfr. No. MV-SS5-0025, MV-5700-0004, MV-SSR-0017