AD 56407597 Prematek Squeegee Set for Nilfisk Advance. This optional upgraded squeegee kit contains both advanced technology blue or yellow rear (outer) squeegee and the slotted front (inner) squeegee. The rear squeegee measures 46" with 8 mounting holes. The slotted front squeegee is slightly shorter at 44-1/2" with 6 mounting holes and 12 slots. Fits Nilfisk Advance Hydro-Retriever 2042, 3200 (38" Cylinder Models), 3800, 3800B (Battery), 3800D (Disc) and 3800C (Cylinder) riding floor scrubbers with two vacuum motors. Also fits Nilfisk BR 850, BR 850C, BR 850C-XL, BR 1100, 1100C, 1100C-XL riding floor scrubbers with two vacuum motors. Priced Each. Replaces Nilfisk Advance 56407597. Our Part Number AD 56407597