Steel, alloy 304, aisi; passivate, qq-p-35; 2.985 in. Min and 3.015 in. Max lg; 1.766 in. Min and 1.796 in. Max h; 1.250 in. W; two 0.250 in. Diameter holes, two 0.281 in. Diameter holes, two 0.094 in. Diameter holes, one 0.156 in. Diameter hole, one 0.515 in. Diameter hole, one 0.625-24 unef 3b threaded hole