The wedge is used for alignment on specific types of FMC tubing hangers, with this particular design allowing for the alignment of multiple-string tubing hangers without external manipulation methods. Like all FMC tubing heads, the TC-WD-ET is of a straight-bore design, more economical to recondition after abandonment.
If you want to talk to an Instagram customer service representative on the phone, they can be reached toll-free at 1-650-543-4800. Again, though, some people have mentioned that this phone number simply goes to Facebook (Instagram's owner), and they say that they don't do over-the-phone support for Instagram.
Instagram (product) with 30+ answers. That's because you already set up your phone number and it doesn't let you change it. Just try to remember what number you used and look for your phone there. If your account is big enough(10k+ followers, lots of interaction) you might be lucky enough to get the support team to help you.