TN 1221541 / 399246 14" .020" Soft to Medium Nylon Scrub Brush for Tennant Alpha A5, T5, T5e and Nobles Speed Scrub 24-32" 28"/700mm Disc Model Scrubbers. Long lasting Nylon scrub brushes are perfect for light general duty scrubbing on smooth painted or epoxy flooring. Great for textrued or freshly painted flooring surfaces. Will not marr or mark up your shop or hangar flooring surface. Includes drive plate. Most machines require two brushes. Priced Each. Replaces Tennant1221541 / 399246. Our Part Number TN 1221541 / 399246