"C/O ALUMINUM ALLOY 6061-T6,QQ-A-325,BLOCK 1.125 IN. LG,0.875 IN. H,0.938 IN. W,1 HOLE 0.281 IN. DIA THROUGH 0.875 IN. WAY,0.344 IN. FROM END ON CENTER,UPPER RIGHT CORNER IS MACHINED WITH A 1.250 IN. RADIUS ARCH LONGITUDINALLY CENTERING 1.250 IN. ABOVE BOTTOM AND 1.844 IN. FROM LEFT END,125 UIN FINISH OVERALL"