"ALUMINUM ALLOY QQ-A-601,8.145 IN. CENTER TO CENTER BETWEEN MOUNTING HOLES,2.000 IN. CENTER TO CENTER BETWEEN MOUNTING HOLES ON 1ST END,1.500 IN. CENTER TO CENTER BETWEEN 2NDEND MOUNTING HOLES,APPROXIMATE HEIGHT4.250 IN. FROM 1ST END LEVEL,4 MOUNTING HOLES 0.257 IN. DIA"