Aluminum; anodized; painted black enamel; 7.000 in. Min 7.030 in. Max lg; 6.000 in. Min. 6.030 in. Max h; 0.040 in. Thk; four no. 30 drilled holes equally spaced on 1.380 in. Bolt circle; one hole 1.500 in. Dia; one hole 1.380 in. Dia; four no. 9 drilled holes; fastener, two brackets, 0.064 in. Thk