AD 56397414 6" Oil-Resistant Cylindrical Scrub Deck Blade for Nilfisk Advance Cylindrical Scrub Brush Model Scrubbers. A durable and oil-resistant side skirt manufactrued with our new hi-tech squeegee material. This blade helps keep the scrubber solution from splashing out the sides of the unit at the cylinder scrub brush area. Measures 6" x 1-5/8" with 2 mounting holes. Fits Nilfisk Advance I-MAX 28C, I-MAX 32C, and BA 750C cylinder brush model floor scrubbers. Two side blades required per unit, one per side. Priced per blade. Replaces AD 56397414. Our Part Number AD 56397414