PB 7816 17" .012 Soft Nylon Scrub Brush for Minuteman Power Boss Phoenix 33 and E33 Disc Brush Model Floor Scrubbers. A general light duty scrub brush. Soft Nylon brushes will not harm painted or epoxy painted floors. Great for high gloss epoxy painted floors for light cleaning and dusting. Fits Minuteman Power Boss Phoenix 33 walk behind scrubbers. Also fits Hakomatic B70/B90, B1050/TB1230, B1100/TB1230, B310R/TB1230 (85cm Models). Listed as Light Duty / Synthetic K 901 Black. Comes prepped with 18 tooth splined clutch plate. Two brushes required. Priced Each. Replaces Minuteman Power Boss 7816, 99781600. Our Part Number PB 7816