Karcher 8.639-763.0, 12" brush strip, (standard on Sensor S2 12 HEPA)
20 Inch disc polypropylene 3 lug scrub brush.
Fits Tennant A3, T3, T3+, T300 and T300e AND Nobles Speed Scrub 17-24, SS3, Speed Scrub 300, SS300
Fits Aftermarket Tennant 1016811This part is listed as fitting the following models: