Three gang brushed aluminum combination carpet and tile flange, for OmniBox® and Modulink™ Series floor boxes. Flange is 5.940 inch x 13.170 inch (150.9mm x 334.5mm). Accepts Ortronics MAB6TJ TracJack and MAB3S2 Series II, and Wiremold CM Series Open System adapters, sold separately. NOTE: Brushed aluminum flanges come with beveled edges. Brass cover plates can only be used with brass flanges. Brushed aluminum flanges come with beveled edges.