0.180" hole diameter 6.000" overall length 5.125" overall width 4 bolt hole quantity nine additional 0.180 in. bolt holes, two located along one side of lg ea 2.125 in. from outside edge, three located along opposite side of lg, one centrally located from outside edges, one ea located 1.625 in. from ea outside edge along lg, two along ea width, 1.812 in. from outside edge non-circular