38.500 in. Lg o/a; 20.750 in. W o/a; 10.250 in. H o/a; matl, steel angle 1.250 in. By 1.500 in. By 0.188 in. Thk; special hole arrangement and welds; painted forest green (fed-std-595)color no. 24052 polyurethane per mil-c-83286 semi-gloss over prime mil-p-23377