General Description:
Two perpendicular faces; horiz. Face 16.150 in. By 9.225 in., with four holes at 2.500 in. Intervals along width sides, seven holes at 2.350 in. Intervals along outer length side, eight holes in oval pattern at center, all holes 0.200 in. Dia; vert. Face 16.150 in. By 7.552 in., four holes at 2.308 in. Intervals along width sides, six holes at 2.228 in. Intervals along outside length, eight holes in rectangular pattern at center, all holes 0.200 in. Dia; vert. Face contains eight groups of three 0.125 in. Diameter holes in rectangular pattern; matl is aluminum, 5052 tem h32, painted black on two outer faces