Karcher 8.639-763.0, 12" brush strip, (standard on Sensor S2 12 HEPA)
198mm Main scrubber wheel w/ bearing. Fits Tennant T3, T3+ AND Nobles SpeedScrub 17-24 SS3(Replaces 1013248).
Fits Aftermarket Tennant 1218752
Only fits pad assist models
This part is listed as fitting the following models: