+ 4 POST PICS.
We'll be able to tell you at least two things as soon as you do. One, what version the brakes are and two, whether or not you have something worth something.
From you description, the arms say late-model Super Record - but that all depends on the type of quick release mechanism, for one.
Depending what you paid for them - and how well they clean up - you could resell them, thereby making your money back.
Oh, and I think you should out the CL seller - Caveat Emptor, indeed!
DD