Originally Posted by btarunr
FAQ #1: What is this?:
Ans: It's a spacer for the production line. They remove it after the assembly and QA are over. Your graphics card will have marks of its spacer if you look closely.
Sometimes it's also because components are made "2 at a time" and then broken apart later like the ones in this
vid. Of course you know that bta, just a message for the masses