Originally Posted by
FliesWay2Much
There are only something like 6-7 different keys for all the "TSA-approved" locks. I counted 7 in the Twitter picture. All you have to do is hit enough CVSs and Walmarts to buy a TSA lockset for all 7 locks (the numbers are stamped on the locks) and you've got them all.
Master keys are different than the key the user has. With that said I think we all know that TSA approved locks offer little real security, just like TSA