One Gang Brushed Aluminum Combination Carpet and Tile Flange, For Omnibox® and Modulink™ Series Floor Boxes. Flange Is 5.940 Inch X 4.920 Inch (150.9MM X 125.0MM). 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.