Wireway End Cap For Wireway Width x Height 4 in x 4 in Width 4 in Height 4 in Length 1 in Material Steel Finish ANSI 61 Polyester Powder With/Without Knockouts With Knockouts For Use With HS and S Series Wireways NEMA Enclosure Type 1 Standards CSA File LL66078 NEMA UL E32576 Color Gray For Wireway Height 4 in For Wireway Width 4 in Gauge 16 ga