9aluminum bar 0.500 in. H, 1.000 in. W, 9.125 in. Lg weldedto aluminum alloy no. 6061&temper t6 8.625 in. Outside dia, 0.300in. Thk wall by 2.500 in. Lg tubing, 0.312 in. Diameter drill thrubar 2 holes for corrosion resisting 0.250&20 nc by 3.875 in. Lg studs