yes 2 out of 2 who reponded and did not understand it.
if you want to know how to do it…
put the handle where you want it, mark holes.
take kh stiffener plate and put it over the 4 marked holes amd mark seat post holes.
put bumper where it goes and mark
drill out holes
file to make square
assemble
for more information i would check that link out. shows tims process of setting a cf up