4.500 in. Lg; 0.380 in. High; 0.190 in. Thk; al aly qq-a-250/11 comp 6061 temp t6; 0.089 in. Diameter 90 degrees csk by 0.110 diameter 0.112-40-unc-2b 2 holes; center to center distance between holes along lg 4.100 in.; 0.130 radius max 2 places; distance from center of hole to edge along lg 0.200 in; distance from center of hole to edge along heigth 0.220 in.; 0.400 in. Wide flange