AD 56410296 38" 16 Single Row .035"/180 Mid Grit Cylindrical Scrub Brush for Nilfisk Advance 38" Cylinder Brush Model Scrubbers. Long lasting 180 grit impregnated Tynex-A or Hahls or Hahla Nylon filament designed for medium duty scrubbing jobs on sealed and unsealed concrete, older painted flooring, tile and most other non sensitive surfaces. Equivalent to Scrub Grit, Dyna Grit, and Clean Grit. Fits Nilfisk Advance Hydro-Retriever 3800C, HR 3200C (w/38" Cyl. Brushes), Adgressor 3820C, 3820C-AXP, BR 1050SC, BR 850C-XL, BR 1050SC EDS, BR 1100C, and HR 3800 cylindrical brush scrubbers. For 38" machines only. Actual measurement 36.875". Two required per machine. Priced each. Some models (3820D / BR 1050S) require three 12" disc scrub brushes (search for 56505768) or two 19" disc scrub brushes (HR 3800, BR 1100 - Search for 5650578). Please check your model before ordering. Most models require two cylinder brushes. Priced Each. Replaces Nilfisk Advance 56410296, 410296. Our Part Number AD 56410296