Nilfisk BR855D Disc Brush Midgrit 56505787 – Genuine Scrubber Brush (Each, 2 Required)This genuine Nilfisk Midgrit disc brush is designed for BR855D ride on scrubber dryers. It provides effective medium duty scrubbing performance, making it suitable for removing dirt, grime, and moderate buildup from hard floor surfaces. The Midgrit bristles offer a balanced level of abrasion for consistent cleaning results in commercial and industrial environments. This listing is for a single brush, and two are required per machine for correct