Titanium alloy, mil-t-9047 cond a; 1.796-1.804 in. Lg; 0.358-0.360 in. W; 0.0500-0.0504 in. Thk both ends with 8 microinch surface; center thickness recessed both sides, 0.005-0.008 in. Thk; 2 holes 0.128-0.131 in. Dia, csk both sides 0.165-0.175 in. Diameter by 110 deg