GrimmSpeed Brake Master Cylinder Brace - Manual (Page 4)

5. Now, there should be plenty of room to slip the brace down so that the tab on
the bottom straddles the stud and the three studs at the top of the strut
tower sit nicely in the brace. Reinstall the 12mm nut towards the bottom of
the brace.
Remove bolt
and flip this tab
Grounding tab
after flipping