PB 241633 13" .022"/120 Light Grit Disc Scrub Brush for Power Boss / Minuteman Scrubbers. Soft .022" diameter DuPont Tynex-A or Hahls Nylon impregnated with 120 grit silicon carbide granules. For scrubbing epoxy painted flooring, tile, stone, polished concrete and sealed concrete flooring with light soils and debris. Equivalent to Powerscrub 120, Scrub-Grit II, Mal-Grit Scrub and Carlisle's Red Grit Brush. Commonly Red, Green, or Grey in color. Replaces green scrubber floor pads. Slightly less aggressive than the .035/180 Grit brushes (241636). 13" block diameter with clip-on clutch plate. Fits many Power Boss / Minuteman models including SCV 24/26 (26" Disc Brush Models). Will not fit E26 scrubbers. Two brushes required. Priced each. Replaces Minuteman 241633, PB 241633