Trim clip questions

Those aftermarket T studs have a small and well radiused head so they wont catch the trim as well as some of the others available.
#10-24 X 3/4 Tee studs for auto trim - Google Search
These studs are a little bit longer than OEM too. In most locations this doesn't matter. The very end ones that are exposed need to be shorter or they will dig into the body when lid is closed. These also got a closed nut. Maybe for safety concern, prevent the stud grabbing a finger or ring. The closed nuts require a shorter stud to tighten.