The smaller L pieces fit in the OEM bumper shock hole. The other pieces that bolt to the bumper was welded while it was attached to the bumper so it would follow the lines of the bumper. Everything is slotted for adjustment in all directions, in...out, Up...Down and side to side.
View attachment 1715162969IMG_4933 by
Alexl5280, on Flickr
View attachment 1715162970IMG_4932 by
Alexl5280, on Flickr