Wireway Panel Adapter, For Wireway Width x Height 4 in x 4 in, Height 6 in, Length 6 in, Material Steel, Finish Painted, With Knockouts Without Knockouts, For Use With Hoffman F44 Series Wireways, NEMA Enclosure Type 1, Standards CSA C22.2 No. 26, EEMAC Type 1, File No. E27524, File No. E27524 NEMA, IEC 60529, UL 870, Color Gray, For Wireway Height 4 in, For Wireway Width 4 in, Gauge 16 ga.