AD 56314387 26" .050"/80 Grit Abrasive Cylinder Scrub Brush for Nilfisk Advance Convertamatic 26C Scrubbers. Long lasting 80 grit impregnated Tynex-A or Hahls Nylon filament designed for medium to heavy duty scrubbing and stripping. Equivalent to Nylo-Grit, Dyna Grit, and Mal-Grit. Our second heaviest grit behind the .070"/46 Grit (56314387) brushes. High density 16 single row bristle configuration. Actual length is 24.875". Commonly black in color. Fits Nilfisk Advance Convertamatic 26 cylindrical scrub brush models which include 26C-C and X26C-C. Replaces Nilfisk Advance 56314387, 314387. Our Part Number AD 56314387