Aluminum alloy, ww-t-700/6, composition 6061, temper 0, 0.375 in.Od, 0.035 in. Thk wall, 4.34 in.Lg, 2.75 in. From bottom of tube to bend40 degree bend 2.00 in. Radius, aluminum alloy sheet, qq-a-250/11, composition 6061, temper 0, weld bracket per mil-w-8604, 1.88 in. Lgbracket, 0.063 in. Thk, 0.062 in. W, 22 degree bend end of bracket, 0.271 in. Min, 0.277 in. Max diameter hole 0.31 in. From center to edge, three 0.125 in. Diameter holes through one wall inline on tube 0.38 in. Apart0.31 in. From end, anodized finish type i, class i per mil-a-8625