This is a hinge trunk spring tool used to remove the hinge springs (torsion rods) off the 1967 - 1973 Cougar or Mustang. No more trying to remove with the wrong tools . These can be tricky to remove without this tool. You will need a 3/8" socket wrench or breaker bar to use this new version of the tool.
Will not work on 1964 - 1966 Mustangs.
Here is a helpful youtube video on how to adjust your trunk lid.
Check out our installation video below. We were using the older L-shaped version of the tool, but the same information still applies: