The Light Source Wall Hanging Bracket for single M140 Track, with two 9/16" holes for mounting to wall. Four 3/8 inch bolt holes are used to mount the included track hanger 16 inches off of the wall.
Material is 3/8 inch by 4 inch by 27 inch 6061T-6 aluminum bent 16 inches up from wall bolt end with 2 inch diameter punch.