WI 02417 / 86283850 14" .065"/46 Super Grit Scrub Brush for Windsor Floor Scrubbers. Heavy duty molded plastic block with super aggressive .065" diameter filaments impregnated with 46 grit silicon carbide granules. Perfect for heavy duty stripping and scrubbing jobs. Not recommended for newly painted or epoxy painted floors. Our solid plastic block includes the Windsor style spring-loaded clutch plate system to attach to the brush drive motor gimbal. This is the newer 6-point SD (Star Drive) series clutch plate. We no longer offer the older hex drive clutch plate scrub brushes. Fits Windsor floor scrubber models including Saber Glide 28 Riders, and Saber 28 SS Walk Behind, and others. Windsor manuals usually contain two to three different with models contained in one manual. Please check your manual / brush block diameter before ordering. Two scrub brushes are required for most units. Priced Each. Replaces Windsor 02417, 8.628-385.0. Our Part Number WI-02417, WI-86283850