0.250" hole diameter 5.750" overall length 5.250" overall width tone circular shaped indent with a radius of 0.625 in. on aperture bottom, centerlines 1.094 in. from bottom outside edge
0.172" hole diameter 14.000" overall length 10.312" overall width rten indents with a radius of 0.156 in. along aperture edge to accommodate three bolt holes along ea lg