APPLETON ELECTRIC FS-1-50L Weatherproof Box, 4.56"L, 18cu.in. More details: Weatherproof Electrical Box, Number of Gangs 1, Number of Inlets 1, Length 4.56 In., Width 2.81 In., Depth 2.00 In., Hub Size 1/2 In., Color Gray, Bracket Type Lugs, Box Type FS, Capacity 18.0 cu. in, Description/Special Features Corrosion-Resistant, For Indoor and Outdoor Installations, Material Malleable Iron, Standards UL 514A, C22.2 No. 18.1