Three-gang powder-coated aluminum combination carpet and tile flange, 6.080'' x 13.17'' (154.4mm x 335mm). Accepts Ortronics MAB6TJ TracJack and MAB3S2 Series II adapters and Wiremold CM Series inserts, sold separately. NOTE: Brass covers and flanges are not interchangeable with aluminum or nonmetallic covers and flanges. Nonmetallic covers are interchangeable with aluminum flanges.