Aluminum alloy; anodic coating; lg on 39 degrees curve of 5.062 in. Inner radius and 5.812 in. Outer radius; 0.812 in. W, l shaped; 0.437 in. H; four 0.151 to 0.157 in. Diameter holes w/0.272 in. Cbore, 0.19 in. Deep at one end; one thd insert at other end through h
