"STEEL MIL-S-5000,AL 4340; 4.813 IN. O/A LG; 2.414 IN. O/A W; 1.750 IN. H; ONE END TWO HOLES IN LINE 0.749 IN. MIN,0.751 IN. MAX DIA; ONE END THRU HOLE 0.749 IN. MIN,0.751 IN. MAX DIA; CHAMFER ENDS 45 DEGREES BY 0.150 IN; INSIDE FORK 1.533 IN. MIN 1.543 IN. MAX W"