PB 383753 51-3/4" Tan Gum Rear Squeegee for Minuteman Power Boss Riding Scrubbers. Economical standard duty tan gum rubber. Used on shop flooring, warehouse flooring or any other relatively smooth surface that has light dirt and oils. This rear (outer) blade is located on the outermost rear of the curved squeegee assembly. Measures 51-3/4" x 3-3/4" with 8 mounting holes. Works in conjunction with the slotted front (inner) blade (PB 383754). Fits Minuteman Power Boss 3800, 3880 riding floor scrubbers. Priced Each. Replaces Minuteman Power Boss 383753. Our Part Number PB 383753