AD 56314384 26" .022 Stiff Nylon Cylinder Scrub Brush for Nilfisk Advance Convertamatic 26C Scrubbers. Durable and long lasting stiffer .022" Nylon filament is great for medium duty scrubbing jobs on sealed, unsealed and harder sealed sensitive flooring . The stiffer Nylon bristle is great for scrubbing sealed and unsealed concrete as well as tile, stone, and terrazzo flooring. Designed for general duty scrubbing tasks where light to moderate debris is present. Nylon filaments outlast general duty polypropylene brushes. Equivalent to Hard Nylon, Stiff Nylon, Nylex. Nylon brushes are more durable and wear longer than polypropylene brushes. If a softer Nylon brush is needed, search for 56314383, .014" soft Nylon. High density 16 single row bristle configuration. Actual length is 24.875". Fits Nilfisk Advance Convertamatic 26 cylindrical scrub brush models which include 26C-C and X26C-C. Replaces Nilfisk Advance 56314384, 314384. Our Part Number AD 56314384