TN 1201928 31" 18SR .050" Abrasive Grit Cylinder Scrub Brush for Tennant T12 Riding Floor Scrubbers. .050" diameter Tynex-A or Hahls Nylon filament impregnated with large 80 grit silicon carbide granules (equivalent to Nylo-Grit). Designed for heavy duty scrubbing and stripping jobs. These brushes are used for removal of heavy or stubborn debris on unsealed concrete, older sealed concrete, asphalt, parking decking, and other similar surfaces. 18 single row high density configuration. These brushes have an extra row of filament at the ends for solution control. Fits Tennant T12 riding scrubbers (Cylinder Brush Models Only - for disc brushes, use our TN 1042504, 16" diameter grit). Splined Drive. Two brushes are required per model. Priced per brush. Replaces Tennant 1021928. Our Part Number TN 1201928