AD 56412367 Neoprene Front Squeegee for Nilfisk Advance. Neoprene is used in cases where the standard duty tan gum blades won't hold up and distort. Neoprene blades are naturally chemical and oil-resistant and can be used in food processing plants, chemical plants and areas where tan gum blades might be affected by chemicals. Oil Resistant Front Blade that fits popular Nilfisk Advance Machines such as Hydro-Retriever 2800, 2800C / BR 700, 700C, 700C-XL. Measures 35 7/8" x 2 5/8". Priced Each. Replaces Nilfisk Advance 56412367. Our Part Number AD 56412367